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Ophidiiformes (Cusk eels) >
Bythitidae (Livebearing brotulas)
Etymology: Acarobythites: Greek, akari = mite + Greek, bythitis, -idos = it is at the bottom, sunken (Ref. 45335); larsonae: Named for Helen K. Larson (NTM).
Eponymy: Dr Helen K Larson was Curator of Fishes, Museum and Art Gallery of the Northern Territory, Darwin, Australia (1981–2009), retiring as Emeritus Curator, and is now a Research Associate at the Museum of Tropical Queensland, Townsville. [...] (Ref. 128868), visit book page.
Environnement : milieu / zone climatique / profondeur / gamme de distribution
Écologie
marin récifal; profondeur 0 - 3 m (Ref. 40785). Tropical
Western Central Pacific: known only from Northern Territory, Australia.
Taille / Poids / Âge
Maturité: Lm ?  range ? - ? cm
Max length : 2.5 cm SL mâle / non sexé; (Ref. 40785)
Description synthétique
Clés d'identification | Morphologie | Morphométrie
Épines dorsales (Total) : 0; Rayons mous dorsaux (Total) : 73 - 79; Épines anales: 0; Rayons mous anaux: 53 - 57; Vertèbres: 42 - 43. Head without scales; anal fin origin at about mid-body; eye diameter 17.8-18.0 times in HL, snout compressed; posterior end of maxillary rounded, not sheathed by dermal cheek fold, without ventrally-directed process near postero-ventral corner; opercular spine flat and weak; no pore-bearing skin flap on upper angle of opercle; lower angle of preopercle smooth; pectoral peduncle normal, broader than long; no spine on cleithrum; all teeth sharp-pointed, some needle-like; developed gill rakers on anterior arch 3.
Collected from pools on rocky reefs.
Cycle de vie et comportement reproducteur
Maturité | Reproduction | Frai | Œufs | Fécondité | Larves
Machida, Y., 2000. A new bythitid genus and species, Acarobythites larsonae, from shallow rocky reefs off northern Australia (Pisces, Ophidiiformes, Bythitidae). Beagle, Rec. Mus. Art Galler. North. Territ. 16:123-126. (Ref. 40785)
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 = 1.0000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.00468 (0.00186 - 0.01174), b=3.03 (2.81 - 3.25), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245). |
Niveau trophique (Réf. 69278) |
3.1 ±0.5 se; based on size and trophs of closest relatives |
Résilience (Réf. 120179) |
Faible, temps minimum de doublement de population : 4,5 à 14 années (Assuming Fec < 100). |
Vulnérabilité de la pêche (Ref. 59153) |
Low vulnerability (10 of 100). 🛈 |