Resources

Shemaron

Cruise summary report

Cruise Info. 
Ship nameShemaron
Cruise period1990-02-19 — 1990-10-03
StatusCompleted
ObjectivesJoint cruise with Coral Strand.

Aims:
1. To tag spring spawning herring in the Clyde using Floy T tags.
2. To carry out biological sampling to establish the age and racial structure of the fish being tagged.
Chief scientistJohn A Morrison (Scottish Office Agriculture and Fisheries Department Aberdeen Marine Laboratory)
Cruise reportShemaron  cruise report shemaronandcoral_strand_feb90.pdf (0.08 MB) 
Ocean/sea areas 
GeneralInner Seas off the West Coast of Scotland
SpecificClyde Estuary
Track chartsShemaron  cruise track — shemaronandcoral_strand_feb90track.pdf (0.02 MB) 
Measurements 
Biology and fisheries 
Pelagic fishDescription: biological sampling of herring to determine age and racial structure of the fish being tagged.
TaggingsQuantity: number of specimens = 6500
Description: herring tagged at 22 locations, with approximately one third being judged to be spring spawners.