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Chiloglanis benuensis : fisheries
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Chiloglanis benuensis
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MNHN
Teleostei (teleosts) >
Siluriformes
(Catfishes) >
Mochokidae
(Squeakers or upside-down catfishes) > Chiloglanidinae
Etymology:
Chiloglanis:
Greek, cheilos = lip + Greek, glanis = a fish that can eat the bait without touching the hook; a cat fish (Ref.
45335
)
.
Environment: milieu / climate zone / depth range / distribution range
Ecology
Freshwater; benthopelagic. Tropical
Africa: Benue River (middle Niger River basin) in Nigeria and Cameroon (Ref.
13094
,
57223
). Also reported from the Chad basin (Ref.
57223
).
Size / Weight / Age
Maturity: L
m
 
?
  range ? - ? cm
Max length : 3.8 cm SL male/unsexed; (Ref.
57223
)
Short description
Morphology
|
Morphometrics
Dorsal
spines
(total): 1;
Dorsal
soft rays
(total): 5-6. Diagnosis: labial disk rather small, ovoid, with very large barbels; up to 3 auxiliary mandibular barbels on either side of lower lip; main outer mandibular barbel without lateral auxiliary barbel; mandibular teeth numbering 4+4 to 7+7; adipose fin long, beginning distinctly ahead of anal-fin origin; caudal fin slightly forked, with unequal lobes (lower lobe longer than upper); eyes large; no sexual dimorphism known; caudal peduncle slightly elongate (Ref.
57223
). Coloration: no particular colour pattern; similar to that of other
Chiloglanis
species (Ref.
57223
).
Oviparous (Ref.
205
).
Life cycle and mating behavior
Maturity
|
Reproduction
|
Spawning
|
Eggs
|
Fecundity
|
Larvae
Oviparous (Ref.
205
). Distinct pairing during breeding (Ref.
205
).
Paugy, D. and T.R. Roberts
, 2003. Mochokidae. p. 195-268 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.
57223
)
IUCN Red List Status (Ref.
130435
)
Least Concern (LC)
; Date assessed:
29 August 2019
CITES
Not Evaluated
Not Evaluated
Threat to humans
Harmless
Human uses
Fisheries:
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Estimates based on models
Phylogenetic diversity index (Ref.
82804
): PD
50
= 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01000 (0.00244 - 0.04107), b=3.04 (2.81 - 3.27), in cm total length, based on all LWR estimates for this body shape (Ref.
93245
).
Trophic level (Ref.
69278
): 3.1 ±0.4 se; based on size and trophs of closest relatives
Resilience (Ref.
120179
): High, minimum population doubling time less than 15 months (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153
): Low vulnerability (10 of 100).
Price category (Ref.
80766
):
Unknown
.
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