CGFS2017
Type | Oceanographic cruise |
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Set | This cruise is part of the set CGFS : CHANNEL GROUND FISH SURVEY |
Ship | Thalassa |
Ship owner | Ifremer |
Dates | 06/10/2017 - 23/10/2017 |
Chief scientist(s) | TRAVERS-TROLET Morgane |
HALIEUTIQUE MANCHE MER DU NORD - BOULOGNE-SUR-MER Centre Ifremer Manche Mer du Nord 150 quai Gambetta 62200 Boulogne-sur-Mer +33 (0)3 21 99 56 00 |
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DOI | 10.17600/17002200 |
Objective | 1) To contribute to fisheries ressource assesment, by gathering data about the species composition of the fish community, and the relative abundance and size structure of fish species in the Eastern English Channel. Furthermore, to take biological sample in order to determine maturity ogives and age structure of the main commercial species. 2) To contribute to the assesment of the environmental status of the Eastern English Channel ecosystem, by gathering data about environmental conditions, phytoplankton, zooplankton, fish eggs, benthic invertebrates, gelatinous organisms, top predators. Data on water quality (waste, micro-plastics, noise) is also recorded. |