Classification / Names
Noms communs | Synonymes | Catalog of Fishes(Genre, Espèce) | ITIS | CoL | WoRMS | Cloffa
Environment: milieu / climate zone / depth range / distribution range
Écologie
; eau douce benthopélagique; pH range: 6.0 - 7.0; dH range: 3 - 10; non migrateur; profondeur 0 - ? m. Tropical; 21°C - 26°C (Ref. 42576); 5°N - 1°N
Africa: coastal regions of western Cameroon around Moliwe and Douala, and on Fernando Poo (=Bioko) (Equatorial Guinea) (Ref. 81260).
Taille / Poids / Âge
Maturity: Lm ? range ? - ? cm
Max length : 7.8 cm SL mâle / non sexé; (Ref. 81260)
Épines dorsales (Total) : 15 - 16; Rayons mous dorsaux (Total) : 9 - 10; Épines anales: 3; Rayons mous anaux: 8. Diagnosis: dense black band of coloration in dorsal fin membrane (Ref. 81260).
In coastal rivers and creeks (Ref. 42576). Pair-bonding, ovophilic mouthbrooder (Ref. 52307, 81260) with delayed uptake (Ref. 81260). Spawns on open substrates; both parents brood offspring (Ref. 81260).
Life cycle and mating behavior
Maturities | Reproduction | Spawnings | Egg(s) | Fecundities | Larves
Both parents participate in mouthbrooding (Ref. 42576).
Sonnenberg, R., 2002. Benitochromis nigrodorsalis. DATZ 55(7):12. (Ref. 42576)
Statut dans la liste rouge de l'IUCN (Ref. 130435)
Menacé (EN) (B1ab(iii)+2ab(iii)); Date assessed: 16 February 2009
Menace pour l'homme
Harmless
Utilisations par l'homme
Pêcheries: sans intérêt
Outils
Articles particuliers
Télécharger en XML
Sources Internet
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5156 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01514 (0.00700 - 0.03275), b=2.97 (2.80 - 3.14), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Niveau trophique (Ref.
69278): 3.3 ±0.4 se; based on size and trophs of closest relatives
Résilience (Ref.
120179): Milieu, temps minimum de doublement de population : 1,4 à 4,4 années (Assuming Fec<1000).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
