INTERN TOKTRAPPORT. Tromsø 12.september Tromsø 18.oktober 1988

Transkript

1 INTERN TOKTRAPPORT Fartøy: Avgang: Ankmst: Frmå: FIT "Anny Kræmer". Trmsø 12.september 19 Trmsø 1.ktber 19 Kartegge mengde g utbredese av bunnfisk g reker i mrådet Svabard - BjØrnøya. Tråfrsøk. Persne: M.Møgster g H.Senneset ( ). A. Eng ås ( 1 O 1 O O - ). GJENNOMFØRING Bunntktsurveyet be gjennmført med ttat 176 tråstasjner, hvrav 171 stasjner be benyttet ved beregningene av ttamengder etc. Det be fretatt tråha i ae aktuee stratamråder, fruten i strata 46 g 47. Den siste uken be benyttet ti tråfrsøk nær Finnmarkskysten, tides i samarbeid med "Michae Sars". 67 frsøksha be utført. RESULTAT Resutatet fra bunntråsurveyet er vist i føgende tabeer g figurer. Harad Senneset

2 Tabe 1. Stratified indices n numbers (thusands) fr different depths and areas in 19. Nrth f 76 N Suth f 76 N Tta Species >400 Tta >400 Tta are as a C d ',a Haddck S.Harinus S.Hentea *) Greenand haibut Lang rugh dab Bue whiting Jey eat : Catfish Smaer catfish _c Tabe 2. Stratified indices n weight (thusands kg) fr different depths and areas in 19. Nrth f 76 N Suth f 76 N Tta Species >400 Tta >400 Tta are as a C d Haddck S.Harinus S.Hentea *) Greenand haibut Lng rugh dab Bue whiting , Jey eat Catfish Smaer catfish a Shrimps *) Incude cnsiderabe quantities f Sebastes species.

3 - Tabe 3. Stratified traw indices n numbers (miins) fr different ages f cd in 19. Age Depth Tta ,!_ ,!_ ,!_ !_0. 6 Nrth ,!_0.3. 2,!_ ,!_ !_ ,!_ ,!_0. 6 1SN ,!_0.1 + O..:t_O. 1-2,!_ ,!_ ,!_ ,!_0.1 > Ttai O. 2.:t_O ,!_ ,!_0.2 O. 1.:t_O. O. 2,!_ ,!_0.2. 1,!_0. 0.1,!_ ,!_ :t_O !_ !_ ,!_ ,!_ ,!_ ,!_14.5 Suth ,!_ ,!_ ,!_ ,!_2. 6.5,!_ ,!_ ,!_ ,!_ ,!_ SN !_ ,!_ ,!_ ,!_ ,!_ ,!_ ,!_ ,!_0.0. 1,!_ ! !_ !_ ,!_ ,!_ ,!_0.2. 1,!_0. 0.1,!_0.0. 2,!_ ,!_ 1. 1 > ,!_ ,!_0.0. 6,!_ ,!_0.1 O. 1.:t_O. O 0.1,!_ ,!_ ,!_ ,!_. 3 Tta. 1,!_ ,!_ ,!_ ,!_ ,!_ ,!_ ,!_ ,!_ ,!_0.1. 2,!_ ,!_15. Tta a areas 0.2,!_ ,!_ ,!_ ,!_ ,!_ !_ ,!_0.2 0.,!_0.2 0.,!_ ,!_ ,!_ Tabe 4. Stratified traw indices n numbers (miins) fr different year-casses f cd in Year f Year-cass investigatin Tta

4 Tabe 5. Stratified traw indices n numbers (thusands) fr different species in Year Number *) Greenand Lng rugh Bue Jey Smaer f haus C d Haddck S.marinus S.mentea haibut dab whiting eat Catfish Catfish Nrth f N ' Suth f N ODD ODD T t a *) Incude cnsiderabe quantities f Sebastes species

5 Tabe 6. Stratified traw indices n weight (thusands kg fr different species in Year Greenand Lang rugh Bue Jey Smaer C d Haddck S.marinus s.mentea haibut dab whiting eat Catfish Catfish Shrimps Nrth f i 76 N i Suth f N T t a

6 Tabe 7. Age distributin (percent) f cd. A:0-100m, B: m, C: m, 0: m, E:Oeeper than 400m, F:Nrthern area, G:Suthern area, H:Tta area. AGE A B c E F G a a a H a.a Tabe. Age distributin (percent) f haddck. A:0-100m, B: m, C: m, D: m, E:Oeeper than 400m, F:Nrthern area, G:Suthern area, H:Tta area. AGE A c E F G a a H

7 Tabe 9. Length distributin (percent) f Sebastes marinus. A:0-100m, B: m, C: m, D: m, E:Deeper than 400m, F:Nrthern area, G:Suthern area, H:Tta area. LENGTH A B c E F G O O , O H Tabe 10. Length distributin (percent) f Sebastes mentea. A:0-100m, B: m, C: m, 0: m, E:Oeeper than 400m, F:Nrthern area, G:Suthern area, H:Tta area. LENGTH A B c E F G H

8 Tabe 11. Length distributin (percent) f Greenand haibut. A: 0-100m, : m, C: m, D: m, E:Deeper than 400m, F:Nrthern area, G:Suthern area, H:Tta area. LENGTH A c E F G a H Tabe 12. Length distributin (percent) f Lang rugh dab. A:0-100m, B: m, C: m, 0: m, E:Deeper than 400m, F:Nrthern area, G:Suthern area, H:Tta area. LENGTH A c E F G a H a Tabe 13. Length distributin (percent) f ue whiting. A: O-1OOm, : 1 O O-2OOm, C: 2 O O-3OOm, O: 3 O O- 4 O Om, E:Oeeper than 400m, F:Nrthern area, G:Suthern area, H:Tta area. LENGTH A c E F G H

9 fabe 14. Length distributin (percent) f Smaer catfish. A:O-OOm, B: m, C: m, D: m, E:Deeper than 400m, F:Nrthern area, G:Suthern area, H:Tta area. LENGTH , A c D E F G H Tabe 15. Length distributin (percent) f Catfiah. A:0-100m, 6: m, C: m, D: m, E:Deeper than 400m, F:Nrthern ara. G:Suthern area, H:Tta area. LENGTH A B c E F G H

10 J 00 J 4 00 BO-1,.1.L., D G G... "rt \\ U(" G,., G \(i.,qjj /'-:, /""J 9 7 B :b J i :G_ ø:j -\ 5 -: G G GG eg G G G GG '&. G G G Q:J d'g 13 GI:JG G G G E E b Of G G G GEJEI E Q J G Q:] ': G E EJEJ GG G GG: E - E E OG E cbej E G G G E 13 GG E E E G E E EIEJ E E , ,r r FIG: 2. BOTTOM TPAWL-STATIONS (171) TAKEN BY F/T "ANNY KRÆMER" \ 11?". J-... :-;.:. :: _f{ 7 1:. m. '-..._0 f:==-- _.. _... - '\2: \_ 76 1 > ( :...;;».? \ \J 74 ((,3 "-' ') 0 12 FIG: 1. THE AREA OF INVESTIGATION WITH THE DIFFERENT STRATA.

11 D c p c c- 7 3 C , r r r FIG: 4. DISTRIBUTION OF HADDOCK IN THE TRAWL CATCHES (NUMBER PER HOUR TRAWLING) , n 'u 1 D e r. t(c/,()().... (f)j v-u.... _r _. c"' G r r r r r FIG: 3. DISTRIBUTION OFCOD IN THE TRAWL CATCHES (NUMBER PER HOUR TRAWLING).

12 j \ 1.,/W j' c::::? :r Q cs Jf: es 50 G.,_"' r ;:-;;q. 100J Q 72j_ r t FIG: 6. DISTRIBUTION OF GREENLAND HALIBUT IN THE TRAWL CATCHES (NUf1BER PER HOUR TRAWLING) \ -':.. /L "' C> c::::? :r Q / <:> / cs. (cc_ (s ?200; r r , FIG: 5. DISTRIBUTION OF LONG ROUGH DAB IN THE TRAWL CATCHES (NUMBER PER HOUR TRAWLING).

13 \ J.)' \f \\ <? {-)11? '\)\)\) _"Z>"Z> C r FIG:. DISTRIBUTION OF SEBASTES MENTELLA IN THE TRAWL CATCHES (Nut1BER PER HOUR TRAWLING) ,., -.b. 7 9 <? 7- \ " a C r FIG: 7. DISTRIBUTION OF SEBASTES MARINUS IN THE TRAWL CATCHES (NUMBER PER HOUR TRAWLING).

14 j j'd D 7 9!Q <> c c.._" r FIG: 10. DISTRIBUTION OF CATFISH IN THE TRAWL CATCHES (NUMBER PER HOUR TRAING) j>. I 0-,, "'.. "")- D <> Q -- C.? r r FIG: 9. DISTRIBUTION OF BLUE WHITING IN THE TRAWL CATCHES (NUMBER PER HOUR TRAWLING).

15 Q j j_ j,.,6. {)., r 1 _.i)ji. O, O - ' /L :.J( \J O. D D ':.. '\\. I? (\. 7H \ L;;. / / 1_/: J,j 7 (_) 77J O. / <: j \ -.; u.n. u 76H!! : 76 \ ;; 75. "') di.!!;.. )/..... Q.... [ V... r!j 74 /.'" 7J-,_/"./ 73J O r , FIG: 11. DISTRIBUTION OF JELLY CAT IN THE TRAWL TCHES (NUMBER PER HOUR TRAWLING). FIG: 12. DISTRIBUTION OF SMALLER CATFISH IN THE TRAWL CATCHES (NUM1 PER P.OUR TRAWLING).

16 e JO t FIG: 13. DISTRIBUTION OF SHRIMPS IN THE TRAWL CATCHES (KILOS PER HOUR TRAWLING).