Dipulus norfolkanus

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Dipulus norfolkanus Machida, 1993

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Classification / Names Noms communs | Synonymes | Catalog of Fishes(Genre, Espèce) | ITIS | CoL | WoRMS | Cloffa

> Ophidiiformes (Cusk eels) > Dinematichthyidae (Viviparous brotula)

Environment: milieu / climate zone / profondeur / distribution range Écologie

marin récifal; profondeur 0 - 15 m (Ref. 57886). Subtropical

Distribution Pays | Zones FAO | Écosystèmes | Occurrences | Carte par point | Introductions | Faunafri

Southwest Pacific: Norfolk Island.

Taille / Poids / Âge

Maturité: Lm ?  range ? - ? cm
Max length : 7.3 cm SL mâle / non sexé; (Ref. 57886)

Description synthétique Clés d'identification | Morphologie | Morphométrie

Rayons mous dorsaux (Total) : 86 - 104; Rayons mous anaux: 56 - 65; Vertèbres: 45 - 49. The species is characterized by an elongate body; vertebrae 13-16 + 31-35 = 45-49, dorsal fin rays 86-104, anal fin rays 56-65, D/A 36-42, V/A 17-19; no scales; no supraorbital pore behind eye; lower preopercular pores 3, non-tubular; posterior infraorbital pores 2; spine on maxilla positioned behind rear tip of eye; exposed opercular spine straight; lower lip with skin folds; single pair of pseudoclaspers large, curved, broad club-shaped; penis about half the length of pseudoclaspers, with hook at tip; otoliths pointed anteriorly and rounded posteriorly, postdorsal angle sharp, pronounced (Ref. 57886).
Body shape (shape guide): elongated.

Biologie     Glossaire (ex. epibenthic)

Uncommon secretive species found in shallow waters (Ref. 34024).

Life cycle and mating behavior Maturité | Reproduction | Frai | Œufs | Fécondité | Larves

Référence principale Upload your references | Références | Coordinateur | Collaborateurs

Møller, P.R. and W. Schwarzhans, 2006. Review of the Dinematichthyini (Teleostei, Bythitidae) of the Indo-west Pacific, Part II. Dermatopsis, Dermatopsoides and Dipulus with description of six new species. The Beagle 22:39-76. (Ref. 57886)

Statut dans la liste rouge de l'IUCN (Ref. 130435: Version 2025-1)

  Vulnerable (VU) (D2); Date assessed: 16 August 2019

CITES

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Menace pour l'homme

  Harmless





Utilisations par l'homme

Pêcheries: sans intérêt
FAO - Publication: search | FishSource |

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Écologie trophique
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Sources Internet

AFORO (otoliths) | Aquatic Commons | BHL | Cloffa | Websites from users | FishWatcher | CISTI | Catalog of Fishes: Genre, Espèce | DiscoverLife | ECOTOX | FAO - Publication: search | Faunafri | Fishipedia | Fishtrace | GloBI | Google Books | Google Scholar | Google | IGFA World Record | OneZoom | Open Tree of Life | Otolith Atlas of Taiwan Fishes | PubMed | Reef Life Survey | Socotra Atlas | TreeBase | Arbre de Vie | Wikipedia: aller à, chercher | Zoobank | Zoological Record

Estimates based on models

Phylogenetic diversity index (Réf. 82804):  PD50 = 0.6250   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: 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   ±0.5 se; based on size and trophs of closest relatives
Fishing Vulnerability (Ref. 59153):  Low vulnerability (10 of 100). 🛈