Deutsches Ozeanographisches
Datenzentrum
Inventur der Isis-Reise 1998 SNS 4 (DOD-Ref-No.19990098)
Inventory of Isis Cruise 1998 SNS 4 (DOD-Ref-No.19990098)
Plattform Platform |
Reise-Nr. Cruise-No. |
Zeitraum Period |
Projekt Project |
Arbeitsgebiet Working area |
---|---|---|---|---|
Isis | 1998 SNS 4 | 18.09.1998 - 30.09.1998 | North Sea |
Fahrtleiter Chief Scientist | Institut Institute | Auslaufhafen Port of departure | Einlaufhafen Port of return | Stationskarte Station map | Schiffsroute Trackchart |
---|---|---|---|---|---|
van Leeuwen P.I. | Rijksinstituut voor Visserijonderzoek, Netherlands Institute for Fisheries Research | Ymuiden | Ymuiden |
Ziel der Reise / Objectives of Cruise:
6 mtr. Beamtrawl survey to estimate yearclass strength of 0,1 and 2 year old flatfish (Sole and plaice) and to monitor abundance and distribution of non commercial demersal fish species.
Messungen / Measurements
Institut Institute |
Wissenschaftler Scientist |
Anzahl Number |
Einheit Unit |
Typ der Messungen Type of measurements |
Kommentar Comments |
Daten im DOD Data in DOD |
---|---|---|---|---|---|---|
RIVO | van Beek F.A. | 57 | hauls | B90 Other biological / fishery measurements |
Hauls of 15 minutes with 6mtr beamtrawl with 10 ?mm meshed cod-end. Stations located in coastal zone of Netherlands, Germany and Denmark. 1452 otoliths were collected for age determination see form. From each haul the length distribution is determined and for each fish species caught. | no |