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ARTICLES IN PEER-REVIEWED JOURNALS:
IN PRESS JOURNAL PAPERS
Wilson, M., Hanlon, R.T., Tyack, P.L., and Madsen, P.T. Intense ultrasonic clicks from echolocating toothed whales do not elicit anti-predator responses or debilitate the squid Loligo pealeii. Biology Letters
Hanlon, R.T., Conroy, L-A. and J.W. Forsythe. In press. Mimicry and foraging behavior of two tropical sand-flat octopus species off North Sulawesi, Indonesia. Biol. Journal of the Linnean Society
2008
Hanlon, R.T., Conroy, L.-A., & Forsythe, J.W. 2008. Mimicry and foraging behaviour of two tropical sand-flat octopus species off North Sulawesi, Indonesia. Biological Journal of the Linnean Society, 93: 23-38.
Hanlon, R.T.; Forsythe, J.W. 2008. Sexual cannibalism by Octopus cyanea on a Pacific coral reef. Marine and Freshwater Behaviour and Physiology. 41: 19-28. (abstract)
2007
Chiou, T.H., Hanlon, R.T.. Mathger, L.M., and Cronin, T.W. 2007. Spectral and spatial properties of the polarized light reflections on the arms of squid (Loligo pealeii) and cuttlefish (Sepia officinalis L.). Journal of Experimental Biology. 210: 3624-3635.
Mathger, L.M. and Hanlon, R.T. 2007. Malleable skin coloration in cephalopods: selective reflectance, transmission and absorbance of light by chromatophores and iridophores. Cell and Tissue Research 329: 179-186.
Chuan-Chin Chiao, Charles Chubb and Roger T. Hanlon. 2007. Interactive effects of size, contrast, intensity and configuration of background objects in evoking disruptive camouflage in cuttlefish. Vision Research 47:2223-2235.
Hanlon, R.T., 2007. Cephalopod dynamic camouflage. Current Biology 17 (11): 400-404. (PDF)
Hanlon, R.T., Naud, M.-J., Forsythe, J.W., Hall, K., Watson, A.C., McKechnie, J. 2007. Adaptable night camouflage by cuttlefish. American Naturalist 169 (4): 543-551. (PDF)
Barbosa, A., Mäthger, L.M., Chubb, C., Florio, C., Chiao, C.C. and Hanlon, R.T. 2007. Disruptive coloration in cuttlefish: a visual perception mechanism that regulates ontogenetic adjustment of skin patterning. Journal of Experimental Biology 210: 1139-1147. (PDF)
2006
Buresch, K.C.; Gerlach, G.; Hanlon, R.T. 2006. Multiple genetic stocks of longfin squid Loligo pealeii in the NW Atlantic: stocks segregate inshore in summer, but aggregate offshore in winter. Mar Ecol Prog Ser, 310: 263–270. (PDF)
Foote, KG, Hanlon, R.T., Iampietro, PJ, Kvitek, RG. Acoustic detection and quantification of benthic egg beds of the squid Loligo opalescens in Monterey Bay, California. Journal of the Acoustical Society of America, 119 (2) : 844-856, 2006. (PDF)
Mathger, L.M., Barbosa, A. Miner, S, Hanlon, R.T. 2006. Color blindness and contrast perception in cuttlefish (Sepia officinalis). Vision Research 46: 1746-1753. (PDF)
Mathger, L.M., Hanlon, R.T. 2006. Anatomical basis for camouflaged polarized light communication in squid. Biology Letters 2(4): 494-496. (PDF)
2005
Hanlon, R.T.; Naud, M.-J.; Shaw, P.W.; Havenhand, J.N. 2005. Transient sexual mimicry leads to fertilisation. Nature 430: 212. (PDF)
Chiao, C.C.; Kelman, E.J.; Hanlon, R.T.. 2005. Disruptive body patterning of cuttlefish (Sepia officinalis) requires visual information regarding edges and contrast of objects in natural substrate backgrounds. Biological Bulletin. 208: 7-11. (PDF)
Naud, M.J., Shaw, P.W., Hanlon, R.T.; Havenhand, J.N. Evidence for biased use of sperm sources in wild female giant cuttlefish (Sepia apama). Proceedings of the Royal Society of London B, 272 (1567) 1047-1051, 2005. (PDF)
Mensinger, A.F.; Hanlon, R.T.; Walsh, P.J. 2005. Blood biochemistry of the toadfish Opsanus tau. Journal of Aquatic Animal Health 17: 170-176. (PDF)
Saidel, W.M.; Shashar, N.; Schmolesky, M.T.; Hanlon, R.T. 2005. Discriminative responses of squid (Loligo pealeii) photoreceptors to polarized light. Comparative Biochemistry & Physiology A: 142/3: 340-346. (PDF)
Walker, I.D., Dawson, D.M., Flash, T., Grasso, F.W., Hanlon, R.T., Hochner, B., Kier, W.M., Pagano, C.C., Rahn, C.D. and Zhang, Q.M. 2005. Continuum Robot Arms Inspired by Cephalopods. Proceedings of SPIE. 5804: 303-314. (PDF)
2004
Naud, M.-J.; Hanlon, R.T.; Hall, K.C.; Shaw, P.W.; Havenhand, J.N. 2004. Behavioral and genetic assessment of mating success in a natural spawning aggregation of the giant cuttlefish (Sepia apama) in southern Australia. Animal Behaviour 67: 1043-1050.
Hanlon, R.T.; Kangas, N.; Forsythe, J.W. 2004. Egg capsule deposition and how behavioral interactions influence spawning rate in the squid Loligo opalescens in Monterey Bay, California. Marine Biology 145:923-930.
Forsythe, J.W.; Kangas, N.; Hanlon, R.T. 2004. Does the California Market Squid, Loligo opalescens, spawn naturally during the day or at night? A note on the successful use of ROVs to obtain basic fisheries biology data. Fish. Bull. 102: 389-392.
Buresch, K.C.; Boal, J.G.; Nagle, G.T.; Knowles, J.; Nobuhara, R.; Sweeney, K.; Hanlon, R.T. 2004. Experimental evidence that ovary and oviducal gland extracts influence male agonistic behavior in squids. Bio. Bull. 206: 1-3. (PDF)
Boal, J.G.; Shashar, N.; Grable, M.; Vaughan, K.H.; Loew, E.R.; Hanlon, R.T. 2004. Behavioral evidence for intraspecific signals with achromatic and polarized light by cuttlefish (Mollusca: Cephalopoda). Behaviour 141: 837-861.
2003
Hanlon, R.T.; Shashar, N. 2003. Aspects of the sensory ecology of cephalopods. In: Sensory Processing in the Aquatic Environment. Collin, S.P.; Marshall, N.J. (eds.). Springer-Verlag, New York, pp. 266-282.
King, A.J.; Adamo, S.A.; Hanlon, R.T. 2003. Squid egg mops provide sensory cues for increased agonistic behavior between male squid. Anim. Behav. 66: 49-58.
Mensinger, A.F.; Price, N.N.; Richmond, H.E.; Forsythe, J.W.; Hanlon, R.T. 2003. Mariculture of the oyster toadfish: juvenile growth and survival. North American Journal of Aquaculture 65:289-299.
Karson, M.A.; Boal, J.G.; Usook, S.; Hanlon, R.T. 2003. Experimental evidence for spatial learning in the cuttlefish, Sepia officinalis. J. Comp. Psychol. Vol. 117, No. 2, 149-155.
Buresch, K.C.; Boal, J.G.; Knowles, J; DeBose, J; Nichols, A; Erwin, A.; Painter, S.D.; Nagle, G.T.; Hanlon, R.T. 2003. Contact chemosensory cues in egg bundles elicit male-male agonistic conflicts in the squid Loligo pealeii (Mollusca: Cephalopoda). J. Chem. Ecol. 29(3):547-560.
Anderson, J.C.; Baddeley, R.J.; Osorio, D.; Shashar, N.; Tyler, C.W.; Ramachandran, V.S.; Crook, A.C.; Hanlon, R.T. 2003. Modular organization of adaptive coloration in flounder and cuttlefish revealed by independent component analysis. Comput. Neural Syst. 14: 321-333.
2002
Shashar, N.; Milbury, C.A.; Hanlon, R.T. 2002. Polarization vision in cephalopods: neuroanatomical and behavioral features that illustrate aspects of form and function. Mar. Freshwat. Behav. Physiol. 35(1-2):57- 68.
Basil, J.A.; Lazenby, G.B.; Nakanuku, L.; Hanlon, R.T. 2002. Female Nautilus are attracted to male conspecific odor. Bull. Mar. Sci. 70(1):217-225.
Hall, K.C., Hanlon, R.T. 2002. Principal features of the mating system of a large spawning aggregation of the giant Australian cuttlefish Sepia apama (Mollusca: Cephalopoda). Mar. Biol. 140(3):533-545.
Hanlon, R.T.; Smale, M.J.; Sauer, W.H.H. 2002. The mating system of the squid Loligo vulgaris reynaudii (Cephalopoda, Mollusca) off South Africa: Fighting, guarding, sneaking, mating and egg laying behavior. Bull. Mar. Sci. 71(1): 331-345. (PDF)
O’Dor, R.K.; Adamo, S.; Aitken, J.P.; Andrade, Y.; Finn, J.; Hanlon, R.T.; Jackson, G.D. 2002. Currents as environmental constraints on the behavior, energetics and distribution of squid and cuttlefish. Bull. Mar. Sci., 71(2): 601-617.
Grable, M.M.; Shashar, N.; Gilles, N.L.; Chiao, C.-C.; Hanlon, R.T. 2002. Cuttlefish body patterns as a behavioral assay to determine polarization perception. Biol. Bull., 203: 232-234. (PDF)
2001
Chiao, C.-C.; Hanlon, R.T. 2001. Cuttlefish camouflage: visual perception of size, contrast and number of white squares on artificial substrata initiates disruptive coloration. J. Exp. Biol. 204: 2119-2125.
Chiao, C.-C.; Hanlon, R.T. 2001. Cuttlefish cue visually on area—not shape or aspect ratio—of light objects in the substrate to produce disruptive body patterns for camouflage. Biol. Bull. 201:269-270. (PDF)
Buresch, K.M.; Hanlon, R.T.; Maxwell, M.R.; Ring, S. 2001. Microsatellite DNA markers indicate a high frequency of multiple paternity within individual field-collected egg capsules of the squid Loligo pealeii. Mar. Ecol. Prog. Ser. 210: 161-165.
Hatfield, E.M.C.; Hanlon, R.T.; Forsythe, J.W.; Grist, E.P.M. 2001. Laboratory testing of a growth hypothesis for juvenile squid Loligo pealeii (Cephalopoda: Loliginidae). Can. J. Fish. Aquat. Sci. 58(5):845-857.
Mensinger, A.F.; Stephenson, K.A.; Pollema, S.L.; Richmond, H.E.; Price, N.; Hanlon, R.T. 2001. Mariculture of the toadfish, Opsanus tau. Biol. Bull. 201:282-283. (PDF)
Shashar, N.; Borst, D.T.; Ament, S.A.; Saidel, W.M.; Smolowitz, R.M.; Hanlon, R.T. 2001. Polarization reflecting iridophores in the arms of the squid Loligo pealeii. Biol. Bull. 201:267-268. (PDF)
2000
Basil, J.A.; Hanlon, R.T.; Sheikh, S.I.; Atema, J. 2000. Three-dimensional odor tracking by Nautilus pompilius. J. Exp. Biol. 203(9): 1409-1414.
Boal, J.G.; Dunham, A.W.; Williams, K.T.; Hanlon, R.T. 2000. Experimental evidence for spatial learning in octopuses (Octopus bimaculoides). J. Comp. Psychol. 114(3): 246-252.
Boal, J.G.; Wittenberg, K.M.; Hanlon, R.T. 2000. Observational learning does not explain improvement in predation tactics by cuttlefish (Mollusca: Cephalopoda). Behav. Processes 52:141-153.
Maxwell, M.R.; Buresch, K.M.; Hanlon, R.T. 2000. Pattern of inheritance of microsatellite loci in the squid Loligo pealeii (Mollusca: Cephalopoda). Mar. Biotechnol. 2: 517-521.
Maxwell, M.R.; Hanlon, R.T. 2000. Female reproductive output in the squid Loligo pealeii: multiple egg clutches and implications for a spawning strategy. Mar. Ecol. Prog. Ser. 199: 159-170.
Shashar, N.; Hagan, R.; Boal, J.G.; Hanlon, R.T. 2000. Cuttlefish use polarization sensitivity in predation on silvery fish. Vision Res. 40(1): 71-75.
1999
Hanlon, R.T.; Forsythe, J.W.; Joneschild, D.E. 1999. Crypsis, conspicuousness, mimicry and polyphenism as antipredator defences of foraging octopuses on Indo-Pacific coral reefs, with a method of quantifying crypsis from video tapes. Biol. J. Linn. Soc. 66: 1-22.
Boal, J.G.; Hylton, R.A.; Gonzalez, S.A.; Hanlon R.T. 1999. Effects of crowding on the social behavior of cuttlefish (Sepia officinalis). Contemp. Topics Lab. Anim. Sci. 38(1): 49-55.
Gabr, H.R.; Hanlon, R.T.; El-Etreby, S.G.; Hanafy, M.H. 1999. Reproductive versus somatic tissue growth during the life cycle of the cuttlefish Sepia pharaonis Ehrenberg, 1831. Fish. Bull. 97: 802-811.
Gabr, H.R.; Hanlon, R.T.; Hanafy, M.H.; El-Etreby, S.G. 1999. Reproductive versus somatic tissue allocation in the cuttlefish Sepia dollfusi Adam (1941). Bull. Mar. Sci. 65(1): 159-173.
Hanley, J.S.; Shashar, N.; Smolowitz, R.; Mebane, W.; Hanlon, R.T. 1999. Soft- sided tanks improve long-term health of cultured cuttlefish. Biol. Bull. 197: 237-238. (PDF)
Hanlon, R.T.; Ament, S.A.; Gabr, H. 1999. Behavioral aspects of sperm competition in cuttlefish, Sepia officinalis (Sepioidea: Cephalopoda). Mar. Biol. 134: 719-728.
Hanlon, R.T.; Maxwell, M.R.; Shashar, N.; Loew, E.R.; Boyle, K.-L. 1999. An ethogram of body patterning behavior in the biomedically and commercially valuable squid Loligo pealei off Cape Cod, Massachusetts. Biol. Bull. 197(1): 49-62. (PDF)
King, A.J.; Adamo, S.A.; Hanlon, R.T. 1999. Contact with squid egg capsules increases agonistic behavior in male squid (Loligo pealei). Biol. Bull. 197: 256. (PDF)
Tang, K.Q.; Price, N.N.; O’Neill, M.D.; Mensinger, A.F.; Hanlon, R.T. 1999. Temperature effects on first-year growth of cultured oyster toadfish, Opsanus tau. Biol. Bull. 197(2): 247-248.
1998
Shashar, N.; Hanlon, R.T.; Petz, A.deM. 1998. Polarization vision helps detect transparent prey. Nature 393(6682): 222-223.
Hanlon, R.T. 1998. Mating systems and sexual selection in the squid Loligo: How might commercial fishing on spawning squids affect them? Calcofi Rep. 39: 92-100.
Gabr, H.R.; Hanlon, R.T.; Hanafy, M.H.; El-Etreby, S.G. 1998. Maturation, fecundity and seasonality of reproduction of two commercially valuable cuttlefish, Sepia pharaonis and S. dollfusi, in the Suez Canal. Fish. Res. 36: 99-115.
Hanley, J.S.; Shashar, N.; Smolowitz, R.; Bullis, R.A.; Mebane, W.N.; Gabr, H.R.; Hanlon, R.T. 1998. Modified laboratory culture techniques for the European cuttlefish Sepia officinalis. Biol. Bull. 195(2): 223-225. (PDF)
Maxwell, M.R.; Macy, W.K.; Odate, S.; Hanlon, R.T. 1998. Evidence for multiple spawning by squids (Loligo pealei) in captivity. Biol. Bull. 195(2): 225- 226.
O’Neill, M.D.; Wesp, H.M.; Mensinger, A.F.; Hanlon, R.T. 1998. Initial baseline blood chemistry of the oyster toadfish, Opsanus tau. Biol. Bull. 195(2): 228-229.
Shashar, N.; Harosi, F.I.; Banaszak, A.T.; Hanlon, R.T. 1998. UV radiation blocking compounds in the eye of the cuttlefish Sepia officinalis. Biol. Bull. 195(2): 187-188. (PDF)
1997
Sauer, W.H.H.; Roberts, M.J.; Lipinski, M.R.; Smale, M.J.; Hanlon, R.T.; Webber, D.M.; O’Dor, R.K. 1997. Choreography of the squid’s “nuptial dance.” Biol. Bull. 192(2): 203-207.
Ament, S.; Bullis, R; Hanlon, R.; Mensinger, A. 1997. Righting response and escape response in Opsanus tau are temperature dependent. Biol. Bull. 193(2): 265-266.
Cornwell, C.J.; Messenger, J.B.; Hanlon, R.T. 1997. Chromatophores and body patterning in the squid Alloteuthis subulata. J. mar. biol. Assoc. U.K. 77: 1243-1246.
DiMarco, F.P.; Hanlon, R.T. 1997. Agonistic behavior in the squid Loligo plei (Loliginidae, Teuthoidea): Fighting tactics and the effects of size and resource value. Ethology 103(2): 89-108.
Forsythe, J.W.; Hanlon, R.T. 1997. Foraging and associated behavior by Octopus cyanea Gray, 1849 on a coral atoll, French Polynesia. J. Exp. Mar. Biol. Ecol. 209: 15-31.
Hanlon, R.T.; Claes, M.F.; Ashcraft, S.E.; Dunlap, P.V. 1997. Laboratory culture of the sepiolid squid Euprymna scolopes: A model system for bacteria- animal symbiosis. Biol. Bull. 192: 364-374.
Hanlon, R.T.; Maxwell, M.R.; Shashar, N. 1997. Behavioral dynamics that would lead to multiple paternity within egg capsules of the squid Loligo pealei. Biol. Bull. 193(2): 212-214.
Jackson, G.D.; Forsythe, J.W.; Hixon, R.F.; Hanlon, R.T. 1997. Age, growth, and maturation of Lolliguncula brevis (Cephalopoda: Loliginidae) in the northwestern Gulf of Mexico with a comparison of length-frequency versus statolith age analysis. Can. J. Fish. Aquat. Sci. 54(12): 2907-2919.
Oestmann, D.; Scimeca, J.; Forsythe, J.W.; Hanlon, R.T.; Lee, P.G. 1997. Special considerations for keeping cephalopods in laboratory facilities. Contemp. Topics Lab. Anim. Sci. 36: 89-93.
Rosenberg, G.; Tillier, S.; Tillier, A.; Kuncio, G.S.; Hanlon, R.T.; Masselot, M.; Williams, C.J. 1997. Ribosomal RNA phylogeny of selected major clades in the Mollusca. J. Molluscan Stud. 63(3): 301-309.
Shashar, N; Hanlon, R.T. 1997. Squids (Loligo pealei and Euprymna scolopes) can exhibit polarized light patterns produced by their skin. Biol. Bull. 193(2): 207-208. (PDF)
1996
Adamo, S.A.; Hanlon, R.T. 1996. Do cuttlefish (Cephalopoda) signal their intentions to conspecifics during agonistic encounters? Anim. Behav. 52: 73-81.
Hanlon, R.T. 1996. Evolutionary games that squids play: Fighting, courting, sneaking, and mating behaviors used for sexual selection in Loligo pealei. Biol. Bull. 191: 309-310.
Lee, K.W.; Baker,R.; Galione, A.; Gilland,E.H.; Hanlon, R.T.; Miller, A.L. 1996. Ionophore-induced calcium waves activate unfertilized zebrafish (Danio rerio) eggs. Biol. Bull. 191: 265-267.
1995
Smale, M.J.; Sauer, W.H.H.; Hanlon, R.T. 1995. Attempted ambush predation on spawning squids Loligo vulgaris reynaudii by benthic pyjama sharks, Poroderma africanum, off South Africa. J. mar. biol. Assoc. U.K. 75(3): 739-742.
1994
Forsythe, J.W.; DeRusha, R.H.; Hanlon, R.T. 1994. Growth, reproduction and life span of Sepia officinalis (Cephalopoda: Mollusca) cultured through seven consecutive generations. J. Zool. Lond. 233(2): 175-192.
Hanlon, R.T.; Smale, M.J.; Sauer, W.H.H. 1994. An ethogram of body patterning behavior in the squid Loligo vulgaris reynaudii on spawning grounds in South Africa. Biol. Bull. 187(3): 363-372.
Lee, P.G.; Turk, P.E.; Yang, W.T.; Hanlon, R.T. 1994. Biological characteristics and biomedical applications of the squid Sepioteuthis lessoniana cultured through multiple generations. Biol. Bull. 186(3): 328-341.
1993
Jackson, G.D; Arkhipkin, A.I.; Bizikov, V.A.; Hanlon, R.T. 1993. Laboratory and field corroboration of age and growth from statoliths and gladii of the loliginid squid Sepioteuthis lessoniana (Mollusca: Cephalopoda). Recent Advances in Cephalopod Fisheries Biology. Okutani, T.; O’Dor, R.K.; Kubodera, T. (eds.) Tokai University Press, Tokyo, pp. 189-199.
1991
Forsythe, J.W.; Hanlon, R.T.; Bullis, R.A.; Noga, E.J. 1991. Octopus bimaculoides (Pickford & McConnaughey, 1949): A marine invertebrate host for ectoparasitic protozoans. J. Fish. Dis. 14: 431-442.
Hanlon, R.T. 1991. Integrative Neurobiology and Behavior of Molluscs Symposium: Introduction, perspectives, and round-table discussion. Biol. Bull. 180(2): 197-199.
Hanlon, R.T.; Turk, P.E.; Lee, P.G. 1991. Squid and cuttlefish mariculture: An updated perspective. J. Cephalopod Biol. 2(1): 31-40.
Lee, P.G.; Forsythe, J.W.; DiMarco, F.P.; DeRusha, R.H.; Hanlon, R.T. 1991. Initial palatability and growth trials on pelleted diets for cephalopods. Bull. Mar. Sci. 49(1-2): 362-372.
1990
Hanlon, R.T.; Cooper, K.M.; Budelmann, B.U.; Pappas, T.C. 1990. Physiological color change in squid iridophores I. Behavior, morphology and pharmacology in Lolliguncula brevis. Cell Tissue Res. 259(1): 3-14.
Cooper, K.M.; Hanlon, R.T.; Budelmann, B.U. 1990. Physiological color change in squid iridophores II. Ultrastructural mechanisms in Lolliguncula brevis. Cell Tissue Res. 259(1): 15-24.
Novicki, A.; Budelmann, B.U.; Hanlon, R.T. 1990. Brain pathways of the chromatophore system in the squid Lolliguncula brevis. Brain Res. 519(1- 2): 315-323.
Porteiro, F.M.; Martins, H.R.; Hanlon, R.T. 1990. Some observations on the behaviour of adult squids, Loligo forbesi, in captivity. J. mar. biol. Assoc. U.K. 70(2): 459-472.
1989
Long, T.M.; Hanlon, R.T.; ter Maat, A.; Pinsker, H.M. 1989. Non-associative learning in the squid Lolliguncula brevis (Mollusca, Cephalopoda). Mar. Behav. Physiol. 16(1) :1-9.
Adams, P.; Hanlon, R.T.; Forsythe, J.W. 1989. Toxic exposure to ethylene dibromide and mercuric chloride: Effects on laboratory-reared octopuses. Neurotoxicol. Teratol. 10(6): 519-523.
DeRusha, R.H.; Forsythe, J.W.; DiMarco, F.P.; Hanlon, R.T. 1989. Alternative diets for maintaining and rearing cephalopods in captivity. Lab. Anim. Sci. 39(4): 306-312.
Forsythe, J.W.; Hanlon, R.T. 1989. Growth of the Eastern Atlantic squid, Loligo forbesi Steenstrup (Mollusca: Cephalopoda). Aquacul. Fish. Manag. 20: 1- 14.
Hanlon, R.T.; Bidwell, J.P.; Tait, R. 1989. Strontium is required for statolith development and thus normal swimming behaviour of hatchling cephalopods. J. exp. Biol. 141: 187-195.
Hanlon, R.T.; Wolterding, M.R. 1989. Behavior, body patterning, growth and life history of Octopus briareus cultured in the laboratory. Am. Malacol. Bull. 7(1): 21-45.
Hanlon, R.T.; Yang, W.T.; Turk, P.E.; Lee, P.G.; Hixon, R.F. 1989. Laboratory culture and estimated life span of the Eastern Atlantic squid Loligo forbesi Steenstrup, 1856 (Mollusca: Cephalopoda). Aquacul. Fish. Manag. 20: 15- 34.
Yang, W.T.; Hanlon, R.T.; Lee, P.G.; Turk, P.E. 1989. Design and function of closed seawater systems for culturing loliginid squids. Aquacult. Eng. 8(1): 47-65.
1988
Hanlon, R.T.; Messenger, J.B. 1988. Adaptive coloration in young cuttlefish (Sepia officinalis L.):The morphology and development of body patterns and their relation to behaviour. Phil. Trans. R. Soc. Lond. B 320: 437-487.
Forsythe, J.W.; Hanlon, R.T. 1988. Behavior, body patterning and reproductive biology of Octopus bimaculoides from California. Malacologia 29(1): 41- 55.
Forsythe, J.W.; Hanlon, R.T. 1988. Effect of temperature on laboratory growth, reproduction and life span of Octopus bimaculoides. Mar. Biol. 98(3): 369-379.
Hanlon, R.T. 1988. Behavioral and body patterning characters useful in taxonomy and field identification of cephalopods. Malacologia 29(1): 247-264.
Segawa, S.; Hanlon, R.T. 1988. Oxygen consumption and ammonia excretion rates in Octopus maya, Loligo forbesi and Lolliguncula brevis (Mollusca: Cephalopoda). Mar. Behav. Physiol. 13(4): 389-400.
Segawa, S.; Yang, W.T.; Marthy, H.-J.; Hanlon, R.T. 1988. Illustrated embryonic stages of the eastern Atlantic squid Loligo forbesi. Veliger 30(3): 230-243.
Wells, M.J.; Hanlon, R.T.; Lee, P.G.; DiMarco, F.P. 1988. Respiratory and cardiac performance in Lolliguncula brevis (Cephalopoda, Myopsida): The effects of activity, temperature and hypoxia. J. exp. Biol. 138: 17-36.
1987
Hanlon, R.T.; Budelmann, B.-U. 1987. Why cephalopods are probably not “deaf.” Am. Nat. 129(2): 312-317.
DeRusha, R.H.; Forsythe, J.W.; Hanlon, R.T. 1987. Laboratory growth, reproduction and life span of the Pacific pygmy octopus, Octopus digueti. Pac. Sci. 41(1-4): 104-121.
Hanlon, R.T.; Turk, P.E.; Lee, P.G.; Yang, W.T. 1987. Laboratory rearing of the squid Loligo pealei to the juvenile stage: Growth comparisons with fishery data. Fish. Bull. 85(1): 163-167.
1986
Cooper, K.M.; Hanlon, R.T. 1986. Correlation of iridescence with changes in iridophore platelet ultrastructure in the squid Lolliguncula brevis. J. exp. Biol. 121: 451-455.
Dubas, F.; Hanlon, R.T.; Ferguson, G.P.; Pinsker, H.M. 1986. Localization and stimulation of chromatophore motoneurones in the brain of the squid, Lolliguncula brevis. J. exp. Biol. 121: 1-25.
Dubas, F.; Leonard, R.B.; Hanlon, R.T. 1986. Chromatophore motoneurons in the brain of the squid, Lolliguncula brevis: An HRP study. Brain Res. 374(1): 21-29.
Ford, L.A.; Alexander, S.K.; Cooper, K.M.; Hanlon, R.T. 1986. Bacterial populations of normal and ulcerated mantle tissue of the squid, Lolliguncula brevis. J. Invertebr. Pathol. 48(1): 13-26.
Hanlon, R.T.; Hixon, R.F. 1986. Behavioral associations of coral reef fishes with the sea anemone Condylactis gigantea in the Dry Tortugas, Florida. Bull. Mar. Sci. 39(1): 130-134.
Turk, P.E.; Hanlon, R.T.; Bradford, L.A.; Yang, W.T. 1986. Aspects of feeding, growth and survival of the European squid, Loligo vulgaris Lamarck, 1799, reared through the early growth stages. Vie Milieu 36(1): 9-13.
Yang, W.T.; Hixon, R.F.; Turk, P.E.; Krejci, M.E.; Hulet, W.H.; Hanlon, R.T. 1986. Growth, behavior, and sexual maturation of the market squid, Loligo opalescens, cultured through the life cycle. Fish. Bull. 84(4): 771-798.
1985
Florey, E.; Dubas, F.; Hanlon, R.T. 1985. Evidence for L-glutamate as a transmitter substance of motoneurons innervating squid chromatophore muscles. Comp. Biochem. Physiol. C. 82(2): 259-268.
Forsythe, J.W.; Hanlon, R.T. 1985. Aspects of egg development, post-hatching behavior, growth and reproductive biology of Octopus burryi Voss, 1950 (Mollusca: Cephalopoda). Vie Milieu 35(3-4): 273-282.
Hanlon, R.T. 1985. Cephalopods of the northwestern Gulf of Mexico. Texas Conchol. 21(3): 90-95.
Hanlon, R.T.; Forsythe, J.W. 1985. Advances in the laboratory culture of octopuses for biomedical research. Lab. Anim. Sci. 35(1): 33-40.
Hanlon, R.T.; Forsythe, J.W.; Boletzky, S.v. 1985. Field and laboratory behavior of “macrotritopus larvae” reared to Octopus defilippi Verany, 1851 (Mollusca: Cephalopoda). Vie Milieu 35(3-4): 237-242.
1984
Colmers, W.F.; Hixon, R.F.; Hanlon, R.T.; Forsythe, J.W.; Ackerson, M.V.; Wiederhold, M.L.; Hulet, W.H. 1984. “Spinner” cephalopods: Defects of statocyst suprastructures in an invertebrate analogue of the vestibular apparatus. Cell Tissue Res. 236(3): 505-515.
Hanlon, R.T.; Forsythe, J.W.; Cooper, K.M.; DiNuzzo, A.R.; Folse, D.S.; Kelly, M.T. 1984. Fatal penetrating skin ulcers in laboratory-reared octopuses. J. Invertebr. Pathol. 44(1): 67-83.
Hanlon, R.T.; Forsythe, J.W.; Hixon, R.F.; Yang, W.T. 1984. Recent advances in octopus mariculture. Aquabiology 6(6): 420-426. [In Japanese, with English abstract]
1983
Hanlon, R.T.; Hixon, R.F.; Hulet, W.H. 1983. Survival, growth, and behavior of the loliginid squids Loligo plei, Loligo pealei, and Lolliguncula brevis (Mollusca: Cephalopoda) in closed sea water systems. Biol. Bull. 165(3): 637-685.
Boletzky, S.v.; Hanlon, R.T. 1983. A review of the laboratory maintenance, rearing and culture of cephalopod molluscs. Mem. Natl. Mus. Victoria 44: 147- 187.
Hanlon, R.T.; Hixon, R.F.; Smith, D.G. 1983. Behavioral associations of seven West Indian reef fishes with sea anemones at Bonaire, Netherlands Antilles. Bull. Mar. Sci. 33(4): 928-934.
Marthy, H.-J.; Hanlon, R.T. 1983. Effects of laser microirradiation in chromatophore organs of embryonic and juvenile cephalopods. Mikroscopie (Wien) 40: 35-40.
Yang, W.T.; Hanlon, R.T.; Krejci, M.E.; Hixon, R.F.; Hulet, W.H. 1983. Laboratory rearing of Loligo opalescens, the market squid of California. Aquaculture 31: 77-88.
Yang, W.T.; Hixon, R.F.; Turk, P.E.; Krejci, M.E.; Hanlon, R.T.; Hulet, W.H. 1983. Culture of California market squid from hatching - completion of the rearing cycle to second generation hatchlings. Aquabiology 5(5): 328-339. [In Japanese, with English abstract]
1982
Hanlon, R.T. 1982. The functional organization of chromatophores and iridescent cells in the body patterning of Loligo plei (Cephalopoda: Myopsida). Malacologia 23(1): 89-119.
1981
Forsythe, J.W.; Hanlon, R.T. 1981. First rearing of Octopus joubini Robson, 1929 on mysidacean and caridean shrimps. Bull. Amer. Malac. Union 1980: 42- 45.
Hixon, R.F.; Hanlon, R.T.; Hulet, W.H. 1981. Growth and maximal size of the long- finned squid Loligo pealei in the northwestern Gulf of Mexico. J. Shellfish Res. 1(2): 181-185.
1980
Hanlon, R.T.; Hixon, R.F. 1980. Body patterning and field observations of Octopus burryi Voss, 1950. Bull. Mar. Sci. 30(4): 749-755.
Forsythe, J.W.; Hanlon, R.T. 1980. A closed marine culture system for rearing Octopus joubini and other large-egged benthic octopods. Lab. Anim. 14(2): 137-142.
Hanlon, R.T.; Hixon, R.F.; Forsythe, J.W.; Hendrix, J.P., Jr. 1980. Cephalopods attracted to experimental night lights during a saturation dive at St. Croix, U.S. Virgin Islands. Bull. Amer. Malac. Union 1979: 53-58.
Hixon, R.F.; Hanlon, R.T.; Gillespie, S.M.; Griffin, W.L. 1980. Squid fishery in Texas: Biological, economic, and market considerations. Mar. Fish. Rev. 42(7-8): 44-50.
Hulet, W.H.; Hanlon, R.T.; Hixon, R.F. 1980. Lolliguncula brevis - a new squid species for the neuroscience laboratory. TINS 3(4): 1-2.
McConathy, D.A.; Hanlon, R.T.; Hixon, R.F. 1980. Chromatophore arrangements of hatchling loliginid squids (Cephalopoda, Myopsida). Malacologia 19(2): 279-288.
Yang, W.T.; Hanlon, R.T.; Hixon, R.F.; Hulet, W.H. 1980. First success in rearing hatchlings of the squid Loligo pealei Lesueur 1821. Malacol. Rev. 13(1- 2): 79-80.
Yang, W.T.; Hanlon, R.T.; Krejci, M.E.; Hixon, R.F.; Hulet, W.H. 1980. Culture of California market squid from hatching - first rearing of Loligo to subadult stage. Aquabiology 2(6): 412-418. [In Japanese, with English abstract]
1979
Hanlon, R.T.; Hixon, R.F.; Hulet, W.H.; Yang, W.T. 1979. Rearing experiments on the California market squid Loligo opalescens Berry, 1911. Veliger 21(4): 428-431.
Hulet, W.H.; Villoch, M.R.; Hixon, R.F.; Hanlon, R.T. 1979. Fin damage in captured and reared squids. Lab. Anim. Sci. 29(4): 528-533.
Rathjen, W.F.; Hixon, R.F.; Hanlon, R.T. 1979. Squid fishery resources and development in the Northwest Atlantic and Gulf of Mexico. Proc. Gulf Carib. Fish. Inst. 31: 145-157.
1977
Hanlon, R.T. 1977. Laboratory rearing of the Atlantic reef octopus, Octopus briareus Robson, and its potential for mariculture. Proc. World Maricult. Soc. 8: 471-482.
Rathjen, W.F.; Hanlon, R.T.; Hixon, R.F. 1977. Is there a squid in your future? Proc. Gulf Carib. Fish. Inst. 29: 14-25.
1976
Hanlon, R.T.; Kaufman, L. 1976. Associations of seven West Indian reef fishes with sea anemones. Bull. Mar. Sci. 26(2): 225-232.
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