Country | Alaska | Ecosystem | East Bering Sea |
Locality | Northern Bering Sea | Depth | 50 m |
Introduced | Year Intro. | ||
Life Stage | not specified | unsexed | |
Quantitative | 170 | Unit | kg/m2 |
Semi Quantitative | 100-1000 | Unit | kg/m2 |
Qualitative | abundant | ||
Year | 2007 - 2007 | Period | 2001-present |
Date | 01/01/07 - 01/12/07 | Record Type | survey |
Record Type | survey | ||
Seasonal | yes | Method | swept area |
Remarks | Quantitative data was extracted from a figure using an online digitization software. Exact date of surveys were not specified. Samples from surface trawls during the fall Bering Sea-Aleutian Salmon International Survey (BASIS). Catch rates of Clupea pallasii pallasii during the BASIS surveys were much higer north of 60 °N latitude than at lower latitudes of the Easten Bering Sea shelf. (Ref. 121517). |