国家 | Greenland | 生态系 | Greenland Sea |
地点 | off Greenland | Depth | |
描述 | Year Intro. | ||
生活阶段 | not specified | unsexed | |
Quantitative | 673 | Unit | number |
Semi Quantitative | 100-1000 | Unit | number |
Qualitative | rare | ||
年代 | 1982 - 1996 | 时期 | 1975-2000 |
日期 | 01/01/82 - 31/12/96 | Record Type | survey |
Record Type | survey | ||
Seasonal | not specified | 方法 | swept area |
附注 | Survey was from both East and West Greenland Shelf. Trawl parameters of the survey: 140 ft bottom trawl, 22 m horizontal net opening, standard trawling speed at 4.5 knots, towing time normally 30 min (at 0-400 m zones). |