Cruise inventory

FRV Clupea 0388C

Cruise summary report

Cruise Info. 
Ship name (ship code)FRV Clupea (74CU)
Cruise identifier0388C
Cruise period1988-04-11 — 1988-04-29
Port of departureGreenock, United Kingdom
Port of returnGreenock, United Kingdom
Objectives1. To locate egg patches on Ballantrae Bank by means of grab and TV surveys.
2. To estimate patch size and spawn density using a "Day" grab.
3. To test the new TV plankon winch.
4. To deploy and recover a frame-mounted current meter on Ballantrae Bank.
5. To make temperature and salinity measurements over the Bank during the period of the cruise.
6. To deploy small mesh tangle nets in the vicinity of any spawn patches to examine fish predation on eggs and larvae.
7. To collect sandeels from grab samples to assess predation on herring eggs and larvae.
8. To carry out metre net surveys to check for newly-hatched herring larvae.
Chief scientistJohn A Morrison (Scottish Office Agriculture and Fisheries Department Aberdeen Marine Laboratory)
Cruise reportFRV Clupea 0388C cruise report cl3_88.pdf — access key 'C' (0.16 MB) 
Ocean/sea areas 
GeneralInner Seas off the West Coast of Scotland
SpecificBallantrae Bank
Physical oceanography 
Water bottle stationsQuantity: number of stations = 14
Biology and fisheries 
ZooplanktonQuantity: number of hauls = 8
Eggs and larvae
Pelagic fishDescription: distribution,biomass determination
Geology and geophysics 
GrabQuantity: number of stations = 216
Description: To enable an accurate map to be drawn of the extent of the egg patches.
Bottom photographyQuantity: number of dives = 101
Description: 101 Seapup Dives
In-situ seafloor measurement/samplingDescription: sampling by divers & submersible