Cruise inventory

RV Cirolana CIR5/77

Cruise summary report

Cruise Info. 
Ship name (ship code)RV Cirolana (74CZ)
Cruise identifierCIR5/77
Cruise period1977-05-04 — 1977-05-23
Port of departureGrimsby, United Kingdom
Port of returnGrimsby, United Kingdom
Objectives1. To carry out a mackerel egg and larval survey in the Porcupine
Bank, Celtic Sea area.
2. To study the vertical distribution of mackerel eggs and larvae.
3. To study the development rate of scad eggs and larvae.
4. To identify fish concentrations by trawling.
5. To monitor environmental parameters.
6. To service JONSIS stations 1 and 2.
7. To bring back fertilised mackerel eggs (Mrs Thompson) .
8. To sample for plankton off Portland, Start Point and Bolt Head in
connection with reports that fishing nets in the area are being affected by contact with unidentified organisms.
Chief scientistR Colin A Bannister (Ministry of Agriculture, Fisheries and Food Lowestoft Fisheries Laboratory)
Cruise reportRV Cirolana CIR5/77 cruise report ci05_77.pdf — access key 'C' (0.52 MB) 
Ocean/sea areas 
GeneralIrish Sea and St. George's Channel
Bay of Biscay
North East Atlantic Ocean (limit 40W)
Track chartsRV Cirolana CIR5/77 cruise track — trk1900.html
Biology and fisheries 
PhytoplanktonQuantity: number of samples = 7
ZooplanktonQuantity: number of samples = 7
Eggs and larvaeQuantity: number of samples = 84