Browsing ICES CM documents authored by IMR scientists (1949-2011) by Subject "demersal fish"
Now showing items 1-20 of 47
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Analysis of spatial variability of Georges Bank haddock (Melanogrammus aeglefinus) from trawl survey data using a linear regression model with spatial interaction
(ICES CM Documents;1990/D:36, Working paper, 1990)A regression model with spatially autocorrelated errors is used to test if there is systematic spatial variation across the study area in haddock catch per tow data from the NEFC annual fall survey from 1963 - 1987. A ... -
In situ determination of bottom trawl ground gear contact
(ICES CM documents, Working paper, 2001)Exact definition of towed distance with proper ground gear contact is an essential parameter in bottom trawl swept area estimates of fish abundance. Errors in this key parameter may lead to a first order bias in abundance ... -
Investigations on demersal fish in the Barents Sea in winter 1977
(ICES CM Documents;1977/F:23, Working paper, 1977) -
Natural fish behaviour and catchability of groundfish
(ICES CM Documents;1994/G:14, Working paper, 1994)Imprecision in estimates of abundance and population parameters obtained from trawl surveys could be reduced if the sources of variability were understood and properly described. Fish behaviour in relation to sampling ... -
Preliminary report of the Norwegian groundfish survey at Bear Island and west-Spitsbergen in the autumn 1983
(ICES CM Documents;1984/G:46, Working paper, 1984)This report describes the results from a stratified bottom trawl survey carried out by R/V "Eldjarn" and M/Tr "Bøtrål 4" in the period 6 September to 1 October 1983. Cod were most abundant in the Bear Island area and ... -
Report of Division IIIA Demersal Stocks Working Group [Copenhagen, 25 February - 4 March, 1991]
(ICES CM Documents;1991/Assess:9, Working paper, 1991) -
Report of Division IIIA Demersal Stocks Working Group [Copenhagen, 28 February - 7 March, 1990]
(ICES CM Documents;1990/Assess:10, Working paper, 1990) -
Report of the Division IIIA Demersal Stocks Working Group [Copenhagen, 14 -18 March, 1988]
(ICES CM Documents;1988/Assess:13, Working paper, 1988) -
Report of the Division IIIA Demersal Stocks Working Group [Copenhagen, 16 -20 March, 1987]
(ICES CM Documents;1987/Assess:16, Working paper, 1987) -
Report of the Division IIIA Demersal Stocks Working Group [Copenhagen, 23 February- 3 March, 1989]
(ICES CM Documents;1989/Assess:10, Working paper, 1989) -
Report of the Division IIIA Demersal Stock Working Group [Copenhagen, 17 -20 March, 1986]
(ICES CM Documents;1986/Assess:18, Working paper, 1986) -
Report of the Joint Meeting between ICES Working Group on Elasmobranch Fishes (WGEF) and ICCAT Shark Subgroup [22–29 June 2009 Copenhagen, Denmark]
(ICES CM documents;2009/ACOM:16, Working paper, 2009) -
Report of the North-Western Working Group [Copenhagen, 2- 10 May, 1994]
(ICES CM Documents;1994/Assess:19, Working paper, 1994) -
Report of the North-Western Working Group [Copenhagen, 2- 12 May, 1992]
(ICES CM Documents;1992/Assess:14, Working paper, 1992) -
Report of the North-Western Working Group [Copenhagen, 3- 11 May, 1993]
(ICES CM Documents;1993/Assess:18, Working paper, 1993) -
Report of the North-Western Working Group [ICES Headquarters, 26 April - 4 May, 1999]
(ICES CM Documents;1999/ACFM:17, Working paper, 1999) -
Report of the North-Western Working Group [ICES Headquarters, 26 April - 4 May, 2000]
(ICES CM Documents;2000/ACFM:15, Working paper, 2000) -
Report of the North-Western Working Group [ICES Headquarters, 29 April - 8 May, 2002]
(ICES CM Documents;2002/ACFM:20, Working paper, 2002) -
Report of the North-Western Working Group [ICES Headquarters, Copenhagen, 1- 8 May, 1996]
(ICES CM Documents;1996/Assess:15, Working paper, 1996) -
Report of the North-Western Working Group [ICES Headquarters, Copenhagen, 29 April - 7 May, 1997]
(ICES CM Documents;1997/Assess:13, Working paper, 1997)