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Full-Text Articles in Population Biology

Response Of Early Life Stage Homarus Americanus To Ocean Warming And Acidification: An Interpopulation Comparison, Maura K. Niemisto Aug 2019

Response Of Early Life Stage Homarus Americanus To Ocean Warming And Acidification: An Interpopulation Comparison, Maura K. Niemisto

Electronic Theses and Dissertations

Anthropogenic carbon released into the atmosphere is driving rapid, concurrent increases in temperature and acidity across the world’s oceans, most prominently in northern latitudes. The geographic range of the iconic American lobster (Homarus americanus) spans a steep thermal gradient and one of the most rapidly warming oceanic environments. Understanding the interactive effects of ocean warming and acidification on this species’ most vulnerable early life stages is important to predict its response to climate change on a stage-specific and population level. This study compares the responses of lobster larvae from two sub-populations spanning New England’s north-south temperature gradient (southern …


The American Lobster Settlement Index: An Early Warning System?, Maine Sea Grant College Program Jan 2015

The American Lobster Settlement Index: An Early Warning System?, Maine Sea Grant College Program

Maine Sea Grant Publications

The harvest of American lobsters is the Gulf of Maine’s largest, most valuable, and most iconic fishery. The catch has never been higher, but how long will it last? Fishing communities in eastern Maine and southern Nova Scotia are seeing historically high landings, some five times higher than the 1980s. At the same time, the lobster fishery south of Cape Cod has all but collapsed, plagued by shell disease and stressfully warm summers. It has never been more important to monitor this vital fishery. The American Lobster Settlement Index measures the annual pulse of baby lobsters to rocky nurseries some …