Cruise inventory

FRV Explorer 5/76

Cruise summary report

Cruise Info. 
Ship name (ship code)FRV Explorer (74EX)
Cruise identifier5/76
Cruise period1976-06-16 — 1976-07-01
Port of returnAberdeen, United Kingdom
Objectives1) International pelagic trawl survey of young gadoids
2) Scyphomedusae taken with the trawl were measured and counted
3) Carboys of seawater were collected at a station within the FLEX box
4) Samples of sprat, sandeels and group-0 gadoids were collected and frozen for the determination of weight-length relationships.
5) Sprat ovaries were preserved for Dr Bailey
6) Young gadoids were deep frozen for Dr Mackie (TRS)
7) Approximately 50 line-caught cod, haddock, and whiting were brought back alive for use in the aquarium

''Explorer'' called at Scrabaster on the 17/06/1976 to change crew members. The mid-cruise break took place from the 22/06/1976 till the 23/06/1976. 2 days were spent lying at anchor in Lerwick Bay to await a replacement crew member
Chief scientistJohn R G Hislop (Department of Agriculture and Fisheries for Scotland Aberdeen Marine Laboratory)
ProjectYoung Gadoid Pelagic Trawl Survey
Cruise reportFRV Explorer 5/76 cruise report explorer5_76.pdf — access key 'C' (0.11 MB) 
Ocean/sea areas 
GeneralNorth Sea
Norwegian Sea
North East Atlantic Ocean (limit 40W)
SpecificEast of Orkneys and Shetlands, Falden area, Moray Firth
Biology and fisheries 
Phytoplankton pigs (eg chlorophyll, fluorescence)Quantity: 36
Description: Made with the Lock Ewe high speed plankton sampler
ZooplanktonQuantity: 36
Description: Made with the Lock Ewe high speed plankton sampler
Mammals and reptilesQuantity: 4
Pelagic fishQuantity: number of hauls = 37
Demersal fishQuantity: number of hauls = 37
TaggingsQuantity: number of specimens = 415
Description: 400 handline caught haddock and 15 whiting were tagged and released