国 | Greenland | エコシステム | Greenland Sea |
現場 | off Greenland | Depth | |
導入された | Year Intro. | ||
生命段階 | not specified | unsexed | |
Quantitative | 226 | Unit | number |
Semi Quantitative | 100-1000 | Unit | number |
Qualitative | rare | ||
年 | 1982 - 1996 | 周期 | 1975-2000 |
データ | 01/01/82 - 31/12/96 | Record Type | survey |
Record Type | survey | ||
Seasonal | not specified | 方法 | swept area |
意見 | 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). |