BONY FISHES - Food and Agriculture OrganizationSp - Corvina bobó. Size: 45 cm, common to 30 cm....
Transcript of BONY FISHES - Food and Agriculture OrganizationSp - Corvina bobó. Size: 45 cm, common to 30 cm....
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BONY FISHES
SCIAENIDAE Pentheroscion mbizi (Poll, 1950)
FAO names : En - Blackmouth croaker; Fr - Courbine à bouche noire; Sp – Corvina bocanegra.
Size : 40 cm, common to 25 cm.
Fishing gear : bottom trawls.
Habitat : continental shelf and upper slope, from 50 to at least 350 m depth.
Loc.name(s) :
Pseudotolithus (Pseudotolithus) brachygnathus Bleeker, 1863
Pseudotolithus (Fonticulus) elongatus (Bowdich, 1825)
Synonyms : Corvina nigrita Cuvier, 1830.
FAO names : En - Bobo croaker; Fr - Otolithe bobo; Sp - Corvina bobó.
Size : 45 cm, common to 30 cm.
Fishing gear : bottom trawls, set nets, beach seines, line gear.
Habitat : found in brackish waters and estuaries.
Loc.name(s) :
Pseudotolithus (Pinnacorvina) epipercus Bleeker, 1863
FAO names : En - Guinea croaker; Fr - Otolithe guinèen; Sp - Corvina de Guinea.
Size : 60 cm, common to 35 cm.
Fishing gear : bottom trawls, line gear.
Habitat : muddy bottoms, from the coastline to about 70 m depth.
Loc.name(s) :
soft part black-edged
inside of mouth and opercle black
pectoral fins long
9 rays
FAO names : En - Law croaker; Fr - Otolithe gabo; Sp - Corvina reina.
Size : 230 cm, common to 85 cm.
Fishing gear : bottom trawls, bottom set nets, line gear.
Habitat : on sandy and muddy bottoms to-about 75 m depth; also in estuaries.
Remarks : often confused with Pseudotolithus Senegalensis.
Loc.name(s) : a black spot at
base of pectoral fin
25-27 rays
oblique lines
7 rays
dark spots
29-34 rays
(see Plate IX, 64)
pointed
6 rays
2nd spine strong and long
35-39 rays
S-shaped
7 rays
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BONY FISHES
Pseudotolithus (Hostia) moorii (Günther, 1865)
FAO names : En - Cameroon croaker; Fr - Otolithe camerouonais; Sp - Corvina de Camerún.
Size : 50 cm, common to 25 cm.
Fishing gear : bottom trawls, line gear.
Habitat : muddy bottoms from about 15 to 70 m depth.
Loc.name(s) :
FAO names : En - Cassava croaker; Fr - Otolithe sénégalais; Sp - Corvina casava.
Size : 100 cm, common to 50 cm.
Fishing gear : bottom trawls, set nets, seines, line gear.
Habitat : in shallow waters, on muddy, sandy or rocky bottoms.
Loc.name(s) :
Pseudotolithus (Pseudotolithus) typus Bleeker, 1863
FAO names : En - Longneck croaker; Fr - Otolithe nanka; Sp - Corvina bosoro.
Size : 100 cm, common to 70 cm.
Fishing gear :
Habitat : muddy and sandy bottoms, to about 150 m depth; often found in estuaries.
Loc.name(s) :
7 or 8 spines in anterior part of dorsal fin
eyes small
25-27 rays
SCIAENIDAE
pointed
7 rays
Pseudotolithus (Pseudotolithus) senegalensis (Valenciennes, 1833) 10 spines in anterior part of dorsal fin
28-33 rays
inside of gill cover black oblique lines
7 rays
pectoral fin long
(see Plate IX, 65)
distance between eye smaller than eye diameter
9 spines in anterior part of dorsal fin
28-32 rays
7 rays
(see Plate IX, 66) easily distinguished from P. senegalensis by its more elongated body and more slender, slightly upturned head
Pteroscion peli (Bleeker, 1863)
FAO names : En - Boe drum; Fr - Courbine pélin; Sp - Bombache boé.
Size : 35 cm, common to 18 cm.
Fishing gear : bottom trawls, bottom set nets, line gear.
Habitat : coastal waters to about 200 m depth, but more common between 30 and 60 m.
Loc.name(s) :
eyes large
mouth strongly oblique
9 rays
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BONY FISHES
Sciaena umbra Linnaeus, 1758
FAO names : En - Brown meagre; Fr - Corb commun; Sp - Corvallo.
Size : 50 cm, common to 35 cm.
Fishing gear : bottom trawls, gillnets, beach seines.
Habitat : sandy and rocky bottoms from 20 to 180 m depth; very active at night.
Remarks : presence in the Gulf of Guinea to be confirmed.
Loc.name(s) :
Umbrina canariensis Valenciennes, 1843
FAO names : En - Canary drum; Fr - Ombrine bronze; b - Verrugato de Canarias.
Size : 63 cm, common to 35 cm.
Fishing gear : bottom trawls, artisanal fishing gear, mainly hook-and-line.
Habitat : sandy mud bottoms from 15 to 75 m depth.
Loc.name(s) :
SCIAENIDAE
no mental barbel
pelvic and anal fins black
lower part of caudal fin black
27-31 rays
mental barbel
opercular membrane dark brown
oblique lines
Umbrina cirrosa (Linnaeus, 1758)
FAO names : En - Shi drum; Fr - Ombrine côtière; Sp - Verrugato común.
Size : 70 cm, common to 40 cm.
Fishing gear : bottom trawls, beach seines, set nets. Habitat : sandy mud bottoms from 30 to 70 m depth.
Remarks : presence in the Gulf of Guinea to be confirmed.
Loc.name(s) :
Umbrina ronchus Valenciennes, 1843
Synonyms: Umbrina fusca Dardignac, 1961
FAO names : En - Fusca drum; Fr - Ombrine fusca; Sp - Verrugato fusco.
Size : about 80 cm, common to 40 cm.
Fishing gear : bottom trawls, Iine gear.
Habitat : on rocky and sandy bottoms, from 20 to 200 m depth.
Loc.name(s) :
(see Plate IX, 67)
23-25 rays
opercular membrane deep black
25-27 rays
black
2nd spine about half the length of third
black
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BONY FISHES
Umbrina steindachneri Cadenat, 1950
Synonyms : Umbrina cirrosa (non Linnaeus, 1758) [Bellemans et al., 1988]:
FAO names : En - Steindachner's drum; Fr - Ombrine de Steindachner, Sp - Verrugato de Steindachner.
Size : 45 cm.
Fishing gear : bottom trawls, gillnets and beach seines.
Habitat : sandy mud bottoms; caught at a depth of 30 m.
Remarks : obviously a rare species, often confused with Umbrina cirrosa.
Loc.name(s) :
Acanthocybium solandri (Cuvier, 1831)
FAO names : En - Wahoo; Fr - Thazard-bâtard; Sp - Peto.
Size : 210 cm, common to 100 cm.
Fishing gear : seines, hook-and-line, sportfishing gear.
Habitat : found in coastal surface waters, more abundant during thé warm season.
Loc.name(s) :
Auxis rochei (Rossi, 1810)
Synonyms : Auxis thynnoides Bleeker, 1855; Auxis maru Kishinouye, 1923.
FAO names : En - Bullet tuna; Fr - Bonitou; Sp - Melvera.
Size : to 40 cm fork length, common to 35 cm.
Fishing gear : beach seines, purse seines (poli), drift nets, trolling lines, liftnets.
Habitat : a cosmopolitan species, found in warm waters.
Loc.name(s) :
ground colour golden-yellow with undulating blue lines bordered by black
SCIAENIDAE
29 to 31 rays
mental barbes
(see Plate IX, 68)
24-26 spines
SCOMBRIDAE
vertical bars
10 or 11 spines
dark bars
pectoral fins not reaching vertical from beginning of scaleless area above corselet
Auxis thazard (Lacepède, 1800)
Synonyms : Auxis tapeinosoma Bleeker, 1854.
FAO names : En - Frigate tuna; Fr - Auxide; Sp - Melva.
Size : 55 cm, common to 40 cm.
Fishing gear : beach seines, purse seines, driftnets, trolling lines, liftnets.
Habitat : coastal waters.
Loc.name(s) :
10-12 spines (see Plate IX, 69)
spots
pectoral fins reaching anterior margin of scaleless area above corselet
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