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Norway lobster - Bay of Biscay
Fact Sheet Title  Fact Sheet
ICES Advice 2009
Norway lobster - Bay of Biscay
Fact Sheet Citation  
Nephrops in Divisions VIIIa,b (Management Area N)
Owned byInternational Council for the Exploration of the Sea (ICES) – ownership
ident Blockident Blockdisplay tree map
 
Species List:
Species Ref: en - Norway lobster, fr - Langoustine, es - Cigala
ident Block Norway lobster - Bay of Biscay
Aq Res
Biological Stock: Yes         Value: Sub-Regional
Management unit: Yes        Reference year: 2008
 
 
Aq Res State Trend
Aq Res State Trend
Aq Res State Trend Aq Res State Trend
Aq Res State TrendUndefinedUncertain/Not assessed
Aq Res State TrendUndefinedUncertain/Not assessed
Habitat Bio
Depth Zone: Shelf (50 m - 200 m).   Vertical Dist: Demersal/Benthic.  

Geo Dist
Geo Dist: National

Water Area Overview
Spatial Scale: Sub-Regional

Water Area Overview
Aq Res Struct
Biological Stock: Yes
Bio Assess
 
Results


Table 7.4.8.2 Nephrops in Divisions VIIIa,b (Bay of Biscay, FU 23, 24). Landings and catches (tonnes) by FU.
Landings (1) Total Discards Catches
Year FU 23-24 (2) FU 23 FU 24 Unallocated (3) Total VIIIa,b used by WG FU 23-24 Total
VIIIa,b VIIIa VIIIb VIIIa,b VIIIa,b
1960 3524 - - - 3524 - 3524
1961 3607 - - - 3607 - 3607
1962 3042 - - - 3042 - 3042
1963 4040 - - - 4040 - 4040
1964 4596 - - - 4596 - 4596
1965 3441 - - - 3441 - 3441
1966 3857 - - - 3857 - 3857
1967 3245 - - - 3245 - 3245
1968 3859 - - - 3859 - 3859
1969 4810 - - - 4810 - 4810
1970 5454 - - - 5454 - 5454
1971 3990 - - - 3990 - 3990
1972 5525 - - - 5525 - 5525
1973 7040 - - - 7040 - 7040
1974 7100 - - - 7100 - 7100
1975 - 6460 322 - 6782 - 6782
1976 - 6012 300 - 6312 - 6312
1977 - 5069 222 - 5291 - 5291
1978 - 4554 162 - 4716 - 4716
1979 - 4758 36 - 4794 - 4794
1980 - 6036 71 - 6107 - 6107
1981 - 5908 182 - 6090 - 6090
1982 - 4392 298 - 4690 - 4690
1983 - 5566 342 - 5908 - 5908
1984 - 4485 198 - 4683 - 4683
1985 - 4281 312 - 4593 - 4593
1986 - 3968 367 99 4335 - 4335
1987 - 4937 460 64 5397 1767 * 7164
1988 - 5281 594 69 5875 1909 7784
1989 - 4253 582 77 4835 1459 6295
1990 1 4613 359 87 4972 1280 6252
1991 1 4353 401 55 4754 1213 * 5967
1992 0 5123 558 47 5681 1583 7264
1993 0 4577 532 49 5109 1406 6515
1994 0 3721 371 27 4092 1060 5152
1995 0 4073 380 14 4452 1086 5539
1996 0 4034 84 15 4118 1005 5123
1997 2 3450 147 41 3610 1049 4658
1998 2 3565 300 40 3865 1453 * 5318
1999 2 2873 337 26 3209 1177 4386
2000 0 2848 221 36 3069 1213 4282
2001 1 3421 309 22 3730 1512 5242
2002 2 3323 356 36 3679 1645 5324
2003 1 3399 343 49 3742 1977 * 5719
2004 na 2970 315 5 3285 1932 * 5216
2005 na 3306 383 na 3689 2698 * 6387
2006 na 3000 430 na 3430 4544 * 7974
2007 na 2881 292 na 3176 2411 * 5587
2008 na 2774 256 na 3030 2123 * 5154
(1) WG estimates; (2) landings from VIIIa and VIIIb aggregated until 1974; (3) outside FU 23-24; * Observed discards (discards for other years are derived)


Sci Advice

Single-stock exploitation boundaries


Table 7.4.8.1 Nephrops in Divisions VIIIa,b (Bay of Biscay, FU 23, 24). Single stock exploitation boundaries (advice), management, and landings
Year ICES advice / Single stock exploitation boundaries Predicted catch corresp. To advice

Agreed

TAC1

ICES landings
(discards not included)
1987 5.5
1988 5.9
1989 5.2
1990 5.1
1991 4.8
1992 ~6.8 6.8 5.7
1993 6.8 6.8 5.2
1994 6.8 6.8 4.1
1995 6.8 6.8 4.5
1996 6.8 6.8 4.1
1997 6.8 6.8 3.6
1998 4.2 5.5 3.3
1999 4.2 5.5 3.2
2000 4.2 4.4 3.1
2001 4.2 4.0 3.8
2002

40% reduction of current exploitation

rate

2.0 3.2 3.7
2003 50% reduction of current exploitation rate 2.2 3.0 3.8
2004 20% reduction of current exploitation rate 3.3 3.2 3.3
2005 20% reduction of current exploitation rate 3.1 3.1 3.7
2006 Maintain recent catch 3.5 4.0 3.4
2007 Maintain recent catch 3.6 4.3 3.2
2008 Maintain recent catch 3.6 4.3 3.0
2009 Maintain recent catch (average 2005–2007) 3.4 4.1
2010 Maintain recent catch (average 2005–2007 3.4

Weights in thousand tonnes.

1 Applies to Division VIIIa,b,d,e



Management
Management unit: Yes

Objectives

The Nephrops in Divisions VIIIa,b have two Functional Units, which are assessed as one entity: a) Bay of Biscay North (FU 23) and b) of (FU 24). The advice for 2009 is biannual and valid for 2009 and 2010 (see ICES, 2008).
Sources
 
ICES.2009.Report of the ICES Advisory Committee, 2009. ICES Advice, 2009.
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