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Sphyraena afra, Guinean barracuda : fisheries
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Teleostei (teleosts) >
Carangaria/misc
(Various families in series Carangaria) >
Sphyraenidae
(Barracudas)
Etymology:
Sphyraena:
Greek, sphyraina, -es = the name of a fish (Ref.
45335
)
.
More on author:
Peters
.
Environment: milieu / climate zone / depth range / distribution range
Ecology
Marine; brackish; pelagic-neritic; depth range 0 - 75 m (Ref.
6949
). Tropical; 21°N - 23°S, 19°W - 15°E
Eastern Atlantic: Senegal to Namibia (Ref.
57401
). Also reported from Mauritania (Ref.
5377
).
Length at first maturity / Size / Weight / Age
Maturity: L
m
87.0
  range ? - ? cm
Max length : 205 cm TL male/unsexed; (Ref.
57401
); common length : 100.0 cm TL male/unsexed; (Ref.
26999
); max. published weight: 50.0 kg (Ref.
57401
)
Dorsal
spines
(total): 6;
Dorsal
soft rays
(total): 9;
Anal
spines
: 2;
Anal
soft rays
: 9. Diagnosis: 122-140 (generally 125-132) scales in lateral line (Ref.
57401
). Sides marked with about 20 dark, largely backwards open chevrons (Ref.
57401
), which become less distinct in large specimens (Ref.
5491
).
Commonly enters lagoons and estuaries (Ref.
4339
,
57401
). Found on the continental shelf (Ref.
36731
). Feeds on fish and shrimps (Ref.
28587
). Never reported to be ciguatoxic. Good food and recreational value.
Life cycle and mating behavior
Maturity
|
Reproduction
|
Spawning
|
Eggs
|
Fecundity
|
Larvae
Daget, J.
, 2003. Sphyraenidae. p. 612-615 In C. Lévêque, D. Paugy and G.G. Teugels (eds.) Faune des poissons d'eaux douce et saumâtres de l'Afrique de l'Ouest, Tome 2. Coll. Faune et Flore tropicales 40. Musée Royal de l'Afrique Centrale, Tervuren, Belgique, Museum National d'Histoire Naturalle, Paris, France and Institut de Recherche pour le Développement, Paris, France. 815 p. (Ref.
57401
)
IUCN Red List Status (Ref.
130435
)
Least Concern (LC)
; Date assessed:
14 July 2014
CITES
Not Evaluated
Not Evaluated
Threat to humans
Traumatogenic (Ref.
4537
)
Human uses
Fisheries: commercial
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Estimates based on models
Preferred temperature (Ref.
123201
): 22.6 - 28, mean 26.3 °C (based on 84 cells).
Phylogenetic diversity index (Ref.
82804
): PD
50
= 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00724 (0.00435 - 0.01206), b=2.89 (2.75 - 3.03), in cm total length, based on LWR estimates for this species & Genus-body shape (Ref.
93245
).
Trophic level (Ref.
69278
): 4.1 ±0.70 se; based on food items.
Resilience (Ref.
120179
): Very Low, minimum population doubling time more than 14 years (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153
): Very high vulnerability (90 of 100).
Price category (Ref.
80766
):
Medium
.
Nutrients (Ref.
124155
): Calcium = 25.1 [11.3, 65.4] mg/100g; Iron = 0.451 [0.213, 0.973] mg/100g; Protein = 20.1 [18.1, 21.8] %; Omega3 = 0.134 [0.058, 0.318] g/100g; Selenium = 55.4 [22.0, 149.4] μg/100g; VitaminA = 5.33 [1.07, 29.15] μg/100g; Zinc = 0.567 [0.349, 0.982] mg/100g (wet weight);
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