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Volumn , Issue 28, 1996, Pages 9-24

Efficiency of bottom sampling trawls in deriving survey abundance indices

Author keywords

[No Author keywords available]

Indexed keywords

ABUNDANCE INDEX; ABUNDANCE INDICES; BOTTOM TRAWL; BOTTOM TRAWLS; FISHERY MANAGEMENT; GROUNDFISH; GROUNDFISH FISHERIES; SAMPLING; STOCK ASSESSMENT;

EID: 0030427954     PISSN: 02506432     EISSN: None     Source Type: Journal    
DOI: None     Document Type: Article
Times cited : (31)

References (20)
  • 1
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    • Clarke, D.S.1
  • 2
    • 0027470480 scopus 로고
    • Estimation of the capture efficiency of trawl gear. I. Development of a theoretical model
    • DICKSON, W. 1993a. Estimation of the capture efficiency of trawl gear. I. Development of a theoretical model. Fish. Res., 16: 239-253.
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    • Dickson, W.1
  • 3
    • 0027388578 scopus 로고
    • Estimation of the capture efficiency of trawl gear. II Testing a theoretical model
    • DICKSON, W. 1993b. Estimation of the capture efficiency of trawl gear. II Testing a theoretical model. Fish. Res., 16: 255-272.
    • (1993) Fish. Res. , vol.16 , pp. 255-272
    • Dickson, W.1
  • 5
    • 0002835722 scopus 로고
    • The effects of trawl performance and fish behaviour on the catching efficiency of demersal sampling trawls
    • A. Fernö and S. Olsen [eds.]. Fishing News Books. Oxford
    • ENGÅS, A. 1994. The effects of trawl performance and fish behaviour on the catching efficiency of demersal sampling trawls. In: Marine Fish Behaviour in Capture and Abundance Estimation. A. Fernö and S. Olsen [eds.]. Fishing News Books. Oxford: p. 45-68.
    • (1994) Marine Fish Behaviour in Capture and Abundance Estimation , pp. 45-68
    • Engås, A.1
  • 6
    • 8344260226 scopus 로고
    • Experiences using the constraint technique on bottom trawl doors
    • MS
    • ENGÅS, A., and E. ONA. MS 1993. Experiences using the constraint technique on bottom trawl doors. ICES C. M. Doc., No. B:18, 10 p.
    • (1993) ICES C. M. Doc. , vol.18 B
    • Engås, A.1    Ona, E.2
  • 8
    • 0002469793 scopus 로고
    • Factors affecting reliability of groundfish abundance estimates from bottom trawl surveys
    • Fishing News Books. A. Fernö and S. Olsen [eds.]. Oxford
    • GODØ, O. R. 1994. Factors affecting reliability of groundfish abundance estimates from bottom trawl surveys. In: Marine Fish Behaviour in Capture and Abundance Estimation. Fishing News Books. A. Fernö and S. Olsen [eds.]. Oxford: p. 166-199.
    • (1994) Marine Fish Behaviour in Capture and Abundance Estimation , pp. 166-199
    • Godø, O.R.1
  • 9
    • 0024871118 scopus 로고
    • Swept area variation with depth and its influence on abundance indices of groundfish from trawl surveys
    • GODØ, O. R., and A. ENGÅS. 1989. Swept area variation with depth and its influence on abundance indices of groundfish from trawl surveys. J. Northw. Atl. Fish. Sci., 9: 133-139.
    • (1989) J. Northw. Atl. Fish. Sci. , vol.9 , pp. 133-139
    • Godø, O.R.1    Engås, A.2
  • 10
    • 0027098637 scopus 로고
    • Escapement of fish during bottom trawl sampling - Implications for resource assessment
    • GODØ, O. R., and S. J. WALSH. 1992. Escapement of fish during bottom trawl sampling - implications for resource assessment. Fish. Res., 13: 281-292.
    • (1992) Fish. Res. , vol.13 , pp. 281-292
    • Godø, O.R.1    Walsh, S.J.2
  • 12
    • 0026312175 scopus 로고
    • Approaches to improving groundfish survey abundance estimates by controlling variability of survey gear geometry and performance
    • KOELLER, P. A. 1991. Approaches to improving groundfish survey abundance estimates by controlling variability of survey gear geometry and performance. J. Northw. Atl. Fish. Sci., 11: 51-58.
    • (1991) J. Northw. Atl. Fish. Sci. , vol.11 , pp. 51-58
    • Koeller, P.A.1
  • 13
    • 0009603756 scopus 로고
    • Survey trawl standardization used in groundfish surveys
    • MS
    • McCALLUM, B., and S. J. WALSH, MS 1995. Survey trawl standardization used in groundfish surveys. ICES C.M. Doc., No. B:25, 13 p.
    • (1995) ICES C.M. Doc. , vol.25 B
    • McCallum, B.1    Walsh, S.J.2
  • 14
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    • Trawl width variation during bottom trawl surveys: Cause and consequences
    • ROSE, C. S., and G. E. WALTERS. 1990. Trawl width variation during bottom trawl surveys: Cause and consequences. Int. North. Pac. Fish. Comm. Bull., 50: 57-67.
    • (1990) Int. North. Pac. Fish. Comm. Bull. , vol.50 , pp. 57-67
    • Rose, C.S.1    Walters, G.E.2
  • 15
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    • Diel variation in availability and vulnerably of fish to a survey trawl
    • WALSH, S. J. 1991. Diel variation in availability and vulnerably of fish to a survey trawl. J Appl. Ichthyol., 7: 147-159. MS 1991. The effect of tow duration on gear selectivity. NAFO SCR Doc., No. 84, Serial No. N1968, 9 p. 1996. Ecology, resource surveys and management of long rough dab (American plaice), Hippoglossoides platessoides (Fabricius), in the Barents Sea and the Newfoundland-Labrador Shelf. Dr. Philos. Thesis. University of Bergen.
    • (1991) J Appl. Ichthyol. , vol.7 , pp. 147-159
    • Walsh, S.J.1
  • 16
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    • Serial No. N1968, 9
    • WALSH, S. J. 1991. Diel variation in availability and vulnerably of fish to a survey trawl. J Appl. Ichthyol., 7: 147-159. MS 1991. The effect of tow duration on gear selectivity. NAFO SCR Doc., No. 84, Serial No. N1968, 9 p. 1996. Ecology, resource surveys and management of long rough dab (American plaice), Hippoglossoides platessoides (Fabricius), in the Barents Sea and the Newfoundland-Labrador Shelf. Dr. Philos. Thesis. University of Bergen.
    • (1991) NAFO SCR Doc. , vol.84 , pp. 1996
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    • MS
    • WALSH, S. J., and B. R. McCALLUM. MS 1995. Survey trawl mensuration using acoustic trawl instrumentation. ICES C.M. Doc., No. B:26, 20 pp. MS 1996. Performance of the Campelen 1800 shrimp trawl during the Northwest Atlantic Fisheries Centre 1995 fall groundfish surveys. NAFO SCR Doc., No. 51, Serial No. N2727, 17 p.
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  • 19
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  • 20
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