We compiled a database of previously published oxygen and carbon isotope data from archeological, archival, and modern marine molluscs from the Northeast Pacific (32°N to 55°N)....

We compiled a database of previously published oxygen and carbon isotope data from archaeological, archival, and modern marine molluscs from the North American coast of the...

Samples were collected during the months of March, April, and May. Measuring the length (C), width (L), height (A), length of aperture (Ca) and width of aperture (La).