December 21, 2014

Fiddler on the Roof? Northern Extension of Fiddler Crabs’ Range May be Sign of Climate Change

An egg-bearing female fiddler crab, Uca pugnax, at Plum Island, Massachusetts. Credit: A. Buselco-McKim.

  WOODS HOLE, Mass.—David Johnson was standing in a salt marsh on the northern Massachusetts coast when he saw a fiddler crab, Uca pugnax, nearly 50 miles north of its supposed natural range. The migration north of this charismatic crab with the big, waving claw may be yet another sign of climate change. Johnson, then […]

An EZ-Pass for Fish: How a Fast-Warming Arctic Affects Migration and Survival

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The Arctic grayling may look—well, just plain old gray, but for Linda Deegan it’s a “beautiful fish” for many reasons besides being tasty. The grayling is one of very few fish that spends its entire life, including the frigid winter, in Arctic Alaska. To solve the mystery of how they cope, Deegan, a senior scientist […]

Deep, Permeable Soils Buffer Impacts of Agricultural Fertilization on Streams and Rivers in Southern Amazon, MBL Study Finds

Rain over a soybean field at Tanguro Ranch in the Upper Xingu watershed, Mato Grosso, Brazil. Intensive crop farming in the Amazon depends on regular rainfall, but lower amounts of water returned to the atmosphere from cropland compared with forest has the potential to change rainfall amount and timing over large areas. Credit: Christopher Neill, MBL

Contact:  Diana Kenney, Marine Biological Laboratory (MBL) 508-289-7139; dkenney@mbl.edu Printable version (pdf) WOODS HOLE, Mass.—The often damaging impacts of intensive agriculture on nearby streams, rivers, and their wildlife has been well documented in temperate zones, such as North America and Europe. Yet a new study in an important tropical zone—the fast-changing southern Amazon, a region […]