Resources

FRV Clupea 1386C_2

Cruise summary report

Cruise Info. 
Ship name (ship code)FRV Clupea (74CU)
Cruise identifier1386C_2
Cruise period1986-11-04 — 1986-11-17
StatusCompleted
Port of departureTroon, United Kingdom
Port of returnAberdeen, United Kingdom
PurposeResearch
Objectives1. In situ target strength measurements of clupeoids.
2. Study of the behaviour of fish schools using SX202 sonar, especially to observe avoidance reactions.
3. Repeated acoustic survey of a selected area, to determine the precision of survey data and day/night differences.
Chief scientistSinclair T Forbes (Department of Agriculture and Fisheries for Scotland Aberdeen Marine Laboratory)
Cruise reportFRV Clupea 1386C_2 cruise report cl13_86.pdf (0.08 MB) 
Ocean/sea areas 
GeneralInner Seas off the West Coast of Scotland
SpecificClyde Estuary/ Hebrides/Minches
Measurements 
Biology and fisheries 
Pelagic fishQuantity: number of hauls = 10
Acoustic reflection on marine organisms.