| Country | Alaska | Ecosystem | Chukchi Sea |
| Locality | Klondike study area, northeastern Chukchi Sea | Depth | |
| Introduced | Year Intro. | ||
| Life Stage | not specified | unsexed | |
| Quantitative | 11.29 | Unit | numbers/km^2 |
| Semi Quantitative | <100 | Unit | numbers/km^2 |
| Qualitative | very common | ||
| Year | 2009 - 2009 | Period | 2001-present |
| Date | 2009-08-12 00:00:00 - 2009-10-17 00:00:00 | Record Type | survey |
| Record Type | survey | ||
| Seasonal | yes | Method | line transects |
| Remarks | Data from reference was extracted using WebPlotDigitizer. The quantitative value is the average of reported density values of Aethia cristatella during the research cruises throughout the study period, from August 12 to August 30 and from September 4 to October 17, during open water season. The seabird survey was conducted following survey lines aligned from north to south spaced 2 NM apart (Ref. 118567). | ||