Sea otter (Enhydra lutris) populations in southwest Alaska declined substantially between
about 1990 and the most recent set of surveys in 2015. Here we report changes in the …

Algal subsidies are important to basal consumers of the deep benthos where there is little to
no primary productivity. Algal detritus such as pieces of kelp that sink into deep habitats can …

Sea urchin fishery has gradually expanded in different countries and territories around the
world, including South America, and the sea urchin Tripneustes depressus is a feasible …

In the northeast Pacific, the sea urchins Mesocentrotus franciscanus and Strongylocentrotus
purpuratus are ecologically important species that play a dominant role in intertidal and …

This first zooarchaeological analysis for the Islands of Four Mountains (IFM), Aleutian
Islands, Alaska, provides data about local hunter-gatherer resource exploitation over three …

Sea urchin population demographics can respond to changes in keystone species
abundances, with the magnitude of these responses varying depending on environmental …

The red sea urchin fishery has a long harvest and management history along the
Northeastern Pacific coast. In Mexico, it has been commercially harvested since 1972, and …

Sea urchin population demographics can respond to changes in keystone species
abundances, with the magnitude of these responses varying depending on environmental …

Growth and survival are basic attributes of life histories of all organisms. Growth of the dome
shape of sea urchins includes calcification of interacting plates. Elemental ratios and …

The red sea urchin, Mesocentrotus franciscanus, is a large echinoid common to the rocky
vegetated nearshore areas throughout the US west coast. Red sea urchin fisheries are …