Ina-K 1/91
Cruise summary report
| Cruise Info. | |
| Ship name (ship code) | Ina-K (74IK) |
| Cruise identifier | 1/91 |
| Cruise period | 1991-11-11 — 1991-11-20 |
| Status | Completed |
| Port of departure | Leigh-on-Sea, United Kingdom |
| Port of return | Leigh-on-Sea, United Kingdom |
| Purpose | Research |
| Objectives | 1) To assess the distribution and abundance of herring in the Thames Esturary using a Larsen spat trawl
2) To obtain an independent estimate of the age structure of the Thames spring spawning herring stock |
| Chief scientist | T J Hulme (Ministry of Agriculture, Fisheries and Food Lowestoft Fisheries Laboratory) |
| Cruise report |  (2.71 MB) |
| Ocean/sea areas | |
| General | North Sea |
| Specific | Thames Estuary, Leight-on-Sea, Middle Deep |
| Track charts | (0.97 MB) |
| Measurements | |
| Biology and fisheries | |
| Pelagic fish | Quantity: number of hauls = 32 Description: made with the 36' x 36' Larsen sprat trawl. Herring and sprats caught. 467 fish were biologically examined and otolithed for stock analysis, a further 200 fish examined for maturity/length purposes |
