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Ovalentaria/misc (Various families in series Ovalentaria) >
Pseudochromidae (Dottybacks) > Congrogadinae
Etymology: Natalichthys: From the South African Museum, where the fish was found (1980) (Ref. 45335).
Eponymy: SAM is an acronym for the South African Museum (Cape Town), whose ichthyologists (P. A. Hulley and E. Louw) have, according to the author, always been “most co-operative and good company.” (Ref. 128868), visit book page.
More on author: Winterbottom.
Environnement : milieu / zone climatique / profondeur / gamme de distribution
Écologie
marin démersal; profondeur ? - 44 m (Ref. 4395). Subtropical
Western Indian Ocean: presently known only from off Port Shepstone, Natal, South Africa (30°47.10'S, 30°29.10'E).
Taille / Poids / Âge
Maturité: Lm ?  range ? - ? cm
Max length : 5.0 cm TL mâle / non sexé; (Ref. 4395)
Épines dorsales (Total) : 1; Rayons mous dorsaux (Total) : 42; Épines anales: 0; Rayons mous anaux: 32. Gill membranes fused but free from isthmus. Cheeks without scales. Lateral line short.
Body shape (shape guide): eel-like; Cross section: circular.
Known only from 2 type specimens collected at a depth of 44 m from a stony bottom (Ref. 531). Minimum depth from Ref. 58018.
Cycle de vie et comportement reproducteur
Maturité | Reproduction | Frai | Œufs | Fécondité | Larves
Winterbottom, R., 1985. Revision and vicariance biogeography of the subfamily Congrogadidae (Pisces: Perciformes: Pseudochromidae). Indo-Pac. Fish. (9):34 p. (Ref. 531)
Statut dans la liste rouge de l'IUCN (Ref. 130435: Version 2025-2 (Global))
Menace pour l'homme
Harmless
Utilisations par l'homme
Pêcheries: sans intérêt
Outils
Articles particuliers
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Sources Internet
Estimations basées sur des modèles
Indice de diversité phylogénétique (Réf.
82804): PD
50 = 0.6250 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00102 (0.00046 - 0.00225), b=3.06 (2.88 - 3.24), in cm total length, based on all LWR estimates for this body shape (Ref.
93245).
Niveau trophique (Réf.
69278): 3.5 ±0.37 se; based on food items.
Résilience (Réf.
120179): Haut, temps minimum de doublement de population inférieur à 15 mois (Preliminary K or Fecundity.).
Vulnérabilité de la pêche (Ref.
59153): Low vulnerability (10 of 100).
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