FRV Goldseeker 10/78
Cruise summary report
|Ship name (ship code)||FRV Goldseeker (74GO)|
|Cruise period||1978-11-01 — 1978-11-17|
|Port of return||Leith, United Kingdom|
|Objectives||1. To compare quantity, size and sex composition of Nephrops catches and fish by-catch using different mesh-size codends on a standard Nephrops trawl.
2. To assess predation on Nephrops by examination of fish stomachs.
3. To look for incidence of the gut parasite Stichocotyle nephropsis in Nephrops.
|Chief scientist||James A M Kinnear (Department of Agriculture and Fisheries for Scotland Aberdeen Marine Laboratory)|
|Cruise report||(0.12 MB)|
|Specific||Firth of Forth|
|Biology and fisheries|
|Demersal fish||Quantity: number of specimens = 230|
Description: Cod stomachs were examined for Nephrops remains. The size composition of Nephrops contained in the stomachs was recorded
|Crustaceans||Quantity: number of specimens = 27964|
Description: Size and sex compositions and mean carapace lengths of Nephrops caught were recorded. 13771 caught with the 60mm cod-end (8362 males, 5409 females), and 14193 caught with the 80mm cod-end (8695 males, 5498 females)
|Crustaceans||Quantity: activity duration in hours = 1.5|
Description: Hauls for Nephrops. Each cod-end was fished on alternate days( 60mm and 80 mm cod-end). Large catches of Nephrops were sub-sampled by weight, but whenever possible, the total catch was measured.