Country | Alaska | Ecosystem | Chukchi Sea |
Locality | Burger study area, northeastern Chukchi Sea | Depth | 35 m |
Introduced | Year Intro. | ||
Life Stage | not specified | unsexed | |
Quantitative | 0.021 | Unit | numbers/km^2 |
Semi Quantitative | <100 | Unit | numbers/km^2 |
Qualitative | common | ||
Year | 2008 - 2008 | Period | 2001-present |
Date | 2008-07-23 00:00:00 - 2008-10-12 00:00:00 | Record Type | survey |
Record Type | survey | ||
Seasonal | yes | Method | line transects |
Remarks | Quantitative values were extracted from a figure using WebPlotDigitizer. Sampling was done during the open water season, via a reasearch cruise following north-south aligned survey lines spaced 2 NM apart. Odobenus rosmarus occurred in higher density in the Burger study area than in the Klondike study area (Ref. 118567). |