A comparison between vessel and trawl tracks as observed by the ITI trawl instrumentation

Fisheries Research

Volumn 45, Issue 3, 2000, Pages 297-301

  Engås, Arill ^a   Rune Godø, Olav ^a   Jørgensen, Terje ^a  

^a INSTITUTE OF MARINE RESEARCH   (Norway)

Author keywords

Trawl instrumentation; Trawl positioning; Trawl track

Indexed keywords

CATCH COMPOSITION; TRAWLING; VESSEL;

BARENTS SEA;

EID: 0343239106     PISSN: 01657836     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0165-7836(99)00123-X     Document Type: Article

References (9)

1. Aglen A. Impact of fish distribution and species composition on the relationship between acoustic and swept-area estimates of fish density. ICES J. Mar. Sci. 53:1996;501-505.
2. Engås, A., 1994. The effects of trawl performance and fish behaviour on the sampling efficiency of demersal sampling trawls. In: Fernö, A., Olsen, S. (Eds.), Marine Fish Behaviour in Capture and Abundance Estimation. Fishing News Books, London, UK, pp. 45-68.
3. Engås A., Haugland E.K., Øvredal J.T. Reactions of cod (Gadus morhua L.) in the pre-vessel zone to an approaching trawler under different light conditions. Preliminary results. Hydrobiologia. 371/372:1998;199-206.
4. Godø O.R. What can technology offer the future fisheries scientist - possibilities for obtaining better estimates of stock abundance by direct observations. J. Northwest. Atl. Fish. Sci. 23:1998;105-131.
5. Loeng H. Features of the physical oceanographic conditions of the Barents Sea. Polar Res. 10(1):1991;5-18.
6. Misund O.A., Aglen A. Swimming behaviour of fish schools in the North Sea during acoustic surveying and pelagic trawl sampling. ICES J. Mar. Sci. 49(3):1992;325-334.
7. Ona E., Godø O.R. Fish reaction to trawling noise: the significance for trawl sampling. Rapp. P.-v. Réun. CIEM. 189:1990;159-166.
8. Ona, E., Toresen, R., 1988. Reaction of herring to trawling noise. ICES C.M./B:36.
9. Soria M., Fréon P., Gerlotto F. Analysis of vessel influence on spatial behaviour of fish schools using a multi-beam sonar and consequences for biomass estimates by echo-sounder. ICES J. Mar. Sci. 53(2):1996;453-458.