REPORT OF THE WORKSHOP ON TRAWL SURVEY ... - FAO.org

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Position of hauls Ceuta Alhoceima Nador Réseau d’échantillonnage dans la zone comprise entre Saidia et Ceuta Overview of the series Period Vessel Type of vessel (R/V or C/V) Gear No. Tows planned No. Valid hauls Comments Du 09/12/2006 au 16/12/2006 Du 19/03/2006 au 29/03/2006 CHARIF ALIDRISSI CHARIF ALIDRISSI Navire de recherche Navire de recherche Chalut à crevette Chalut à crevette 55 53 Deux stations ont été annulées à cause de déchirures du chalut ou de l’envasement des panneaux. 55 53 Deux stations ont été annulées à cause de déchirures du chalut. 26
Annexe I : Schéma de Chalut à crevette 27
Page 1 and 2: REPORT OF THE WORKSHOP ON TRAWL SUR
Page 3 and 4: Maritime Districts of Ancona and Sa
Page 5 and 6: Indicators 11. Nine presentations w
Page 7 and 8: Papaconstantinou C.) Abstract: Abun
Page 9 and 10: • The use of robust parameters of
Page 11 and 12: • Identify the data requirements
Page 13 and 14: Terms of reference • Inventory of
Page 15 and 16: Roberto CARLUCCI Department of Zool
Page 17 and 18: Giuseppe LEMBO COISPA Tecnologia &
Page 19 and 20: Abdellah SROUR GFCM Deputy Executiv
Page 21 and 22: Position of hauls Spring 2005 Fall
Page 23 and 24: Overview of the series Period Vesse
Page 25: l’isobathe de 300 m se situe à 2
Page 29 and 30: Gear details Area Sampling design M
Page 31 and 32: COUNTRY: Serbia and Montenegro GSA:
Page 33 and 34: Data management Quality control We
Page 35 and 36: Position of hauls 46° 41° 36° 31
Page 37 and 38: Fig. 2. Diagram of the rigging. 37
Page 39 and 40: Fig. 4. Drawing of a door Morgère
Page 41 and 42: Overview of the series Period Vesse
Page 43 and 44: estimates against abundance indices
Page 45 and 46: placing a few tows at random within
Page 47 and 48: variation of catch rates did not va
Page 49 and 50: could be treated as separate. Some
Page 51 and 52: egg surveys are carried out, led to
Page 53 and 54: (i.e. ratios Ln (N a+1,y+1 /N a,y )
Page 55 and 56: are each divided into two separate
Page 57 and 58: Pomarede, M., Hillary, R., Kell,L.,
Page 59 and 60: Fig. 2. Station positions of the IB
Page 61 and 62: Fig. 5. Scanmar measurements of hea
Page 63 and 64: Fig. 7. Density distribution of 1-y
Page 65 and 66: Fig. 11. North Sea haddock: Correla
Page 67 and 68: Mean total mortality Spawning stock
Page 69 and 70: Haddock SSB trends from raw survey

REPORT OF THE WORKSHOP ON TRAWL SURVEY ... - FAO.org

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