FRV Clupea 0891C
Cruise summary report
|Ship name (ship code)||FRV Clupea (74CU)|
|Cruise period||1991-05-22 — 1991-05-31|
|Port of departure||Buckie, United Kingdom|
|Port of return||Buckie, United Kingdom|
|Objectives||1. To test new materials for use in square mesh window cod-ends.
2. To observe, with underwater television, the effect of placing supporing rings around small mesh covers, to establish the best rig for pair trawl selectivity measurements and to measure the water flow in covered cod-ends.
3. To observe square mesh windows in diamond mesh cod-ends designed to aid the escape of juvenile cod and other species and to measure the changes in water flow in cod-ends due to the insertion of windows.
|Chief scientist||Jack H B Robertson (Scottish Office Agriculture and Fisheries Department Aberdeen Marine Laboratory)|
|Cruise report||(0.10 MB)|
North East Atlantic Ocean (limit 40W)
|Specific||Orkney and Shetland|
|Biology and fisheries|
|Gear research||Quantity: number of hauls = 13|
Description: Test new materials for use in square mesh window cod-ends.
|Other biological/fisheries measurement||Quantity: number of hauls = 13|
Description: RCTV used to monitor juvenile fish escaping from cod-end.