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
StatusCompleted
Port of returnAberdeen, United Kingdom
PurposeResearch
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
Measurements 
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