Stable carbon and nitrogen isotope data of nearshore producers and consumers in four regions of the Gulf of Alaska, 2014-2023

This dataset contains stable carbon and nitrogen isotope data from various marine consumers (suspended particulate organic matter, various macroalgal species) and consumers (mostly mussels [Mytilus trossulus] and also Black rockfish and Kelp greenling for some years) in four regions of the Gulf of Alaska (Western Primce William Sound, Kenai Fjords National Park, Kachemak Bay, Katmai National Park and Preserve). Data availability and extent differs by region. Data are presented as a csv file.