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Gobiiformes (Gobies) >
Gobiidae (Gobies) > Gobiinae
Eponymy: Professor Cornelius Jan van der Horst (1889–1951) was a Dutch zoologist who moved to South Africa (1928) and became Head of the Zoology Department, Witwatersrand University, Johannesburg. [...] (Ref. 128868), visit book page.
Environnement : milieu / zone climatique / profondeur / gamme de distribution
Écologie
marin récifal; profondeur 1 - 30 m (Ref. 48637). Tropical; 22°C - 27°C (Ref. 27115); 25°N - 15°S
Indo-West Pacific: East Africa to Samoa, north to the Yaeyama Islands and the Amami Islands.
Taille / Poids / Âge
Maturité: Lm ?  range ? - ? cm
Max length : 13.0 cm TL mâle / non sexé; (Ref. 9710)
Description synthétique
Clés d'identification | Morphologie | Morphométrie
Épines dorsales (Total) : 7; Rayons mous dorsaux (Total) : 13; Épines anales: 1; Rayons mous anaux: 13. Pale color and series of black spots, male with blue stripes along margin of ventral fin (Ref. 30404); characterized further by the following: head and upper side with blue streaks and short vertical lines; low and rounded first dorsal fin; united pelvic fins, well developed frenum present; longitudinal scale series 73-85; head without scales; cycloid scales covering body; greatest depth of body 5.5-6.4 in SL; caudal fin with near truncate posterior margin, about equal to head length (Ref. 90102).
Body shape (shape guide): elongated.
Found on sand or mud bottoms (Ref. 30404). Lives with grey or brown Alpheus spp. (Ref. 30404). Inhabits coastal bays and lagoons on sandy or muddy substrates to about 30 meters depth (Ref. 48637).
Cycle de vie et comportement reproducteur
Maturité | Reproduction | Frai | Œufs | Fécondité | Larves
Myers, R.F., 1991. Micronesian reef fishes. Second Ed. Coral Graphics, Barrigada, Guam. 298 p. (Ref. 1602)
Statut dans la liste rouge de l'IUCN (Ref. 130435: Version 2025-2 (Global))
Menace pour l'homme
Harmless
Utilisations par l'homme
Pêcheries: commercial; Aquarium: Commercial
Outils
Articles particuliers
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Sources Internet
Estimations basées sur des modèles
Température préférée (Réf.
123201): 27 - 29.3, mean 28.7 °C (based on 1412 cells).
Indice de diversité phylogénétique (Réf.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00741 (0.00347 - 0.01582), b=3.09 (2.91 - 3.27), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Niveau trophique (Réf.
69278): 3.4 ±0.4 se; based on size and trophs of closest relatives
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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Nutriments (Ref.
124155): Calcium = 114 [52, 211] mg/100g; Iron = 0.705 [0.368, 1.337] mg/100g; Protein = 18 [16, 20] %; Omega3 = 0.0897 [, ] g/100g; Selenium = 26 [13, 56] μg/100g; VitaminA = 116 [31, 393] μg/100g; Zinc = 1.85 [1.22, 2.71] mg/100g (wet weight);