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Gobiiformes (Gobies) >
Trichonotidae (Sanddivers)
Etymology: Trichonotus: Greek, thrix = hair + Greek, noton = back (Ref. 45335); somaliensis: Named for Somalia, its type locality.
Environnement : milieu / zone climatique / profondeur / gamme de distribution
Écologie
marin démersal; profondeur 37 - 78 m (Ref. 93824). Tropical
Western Indian Ocean: known only from Somalia.
Taille / Poids / Âge
Maturité: Lm ?  range ? - ? cm
Max length : 8.3 cm SL mâle / non sexé; (Ref. 93824)
Description synthétique
Clés d'identification | Morphologie | Morphométrie
Épines dorsales (Total) : 3 - 4; Rayons mous dorsaux (Total) : 44 - 47; Rayons mous anaux: 35 - 38; Vertèbres: 52 - 54. This species is distinguished from its congeners in having the following characters: D III-IV, 44-47; A 35-38; lateral-line scales 54-56; gill rakers 5-6 + 18-24; entire body with scales; both sexes have a longitudinal row of 12-14 blotches on body; elongated dorsal-fin spines absent, but with high dorsal fin overall; males with first dorsal-fin soft ray length 19-28% of SL; absence of free dorsal pterygiophores (Ref. 93824).
Body shape (shape guide): elongated; Cross section: circular.
Cycle de vie et comportement reproducteur
Maturité | Reproduction | Frai | Œufs | Fécondité | Larves
Katayama, E., H. Motomura and H. Endo, 2012. A new species of Trichonotus (Perciformes: Trichonotidae) from Somalia and redescription of Trichonotus cyclograptus (Alcock, 1890) with designation of a lectotype. Zootaxa 3565:31-43. (Ref. 93824)
Statut dans la liste rouge de l'IUCN (Ref. 130435: Version 2025-2 (Global))
Menace pour l'homme
Harmless
Utilisations par l'homme
Outils
Articles particuliers
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Sources Internet
Estimations basées sur des modèles
Indice de diversité phylogénétique (Réf. 82804) |
PD50 = 0.5020 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.00389 (0.00180 - 0.00842), b=3.12 (2.94 - 3.30), in cm total length, based on all LWR estimates for this body shape (Ref. 93245). |
Niveau trophique (Réf. 69278) |
3.3 ±0.4 se; based on size and trophs of closest relatives |
Vulnérabilité de la pêche (Ref. 59153) |
Low vulnerability (10 of 100). 🛈 |