| Plattform Platform |
Reise-Nr. Cruise-No. |
Zeitraum Period |
Projekt Project |
Arbeitsgebiet Working area |
|---|---|---|---|---|
| Tridens II | HERAS 2012 | 25.06.2012 - 20.07.2012 | North Sea |
| Fahrtleiter Chief Scientist | Institut Institute | Auslaufhafen Port of departure | Einlaufhafen Port of return | Stationskarte Station map | Schiffsroute Trackchart |
|---|---|---|---|---|---|
| Fassler Sascha | IMARES, Wageningen UR, Institute for Marine Resources and Ecosystem Studies, Texel | Scheveningen | Scheveningen |
Ziel der Reise / Objectives of Cruise:
Estimation of abundance of North Sea herring and sprat in the North Sea.Calibration of the echosounder in a sheltered area, preferably at Scapa Flow, orkneys 58o 56'71N-003o00'57 W, Loch Eriboll 58o30N-4o41W (second choice)Stavanger fjord 59o05N-005o36 (third choise) or Kristiansand harbour 58o08N-007o59E (fourth choice)
Messungen / Measurements
| Institut Institute |
Wissenschaftler Scientist |
Anzahl Number |
Einheit Unit |
Typ der Messungen Type of measurements |
Kommentar Comments |
Daten im DOD Data in DOD |
|---|---|---|---|---|---|---|
| IMARES | Fassler Sascha | 14 | samples | B14 Pelagic fish |
Reference trawl hauls for the interpretation of echograms | no |
| IMARES | Fassler Sascha | 3686 | km | G73 Single-beam echosounding |
Acoustic backscattering in the water column | no |
| IMARES | Fassler Sascha | 48 | stations | H10 CTD-Stations |
Seabird CTD SBE32c | yes |