Dermatopsis joergennielseni, Nielsen's mudbrotula

Dermatopsis joergennielseni Møller & Schwarzhans, 2006

Nielsen's mudbrotula
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Image of Dermatopsis joergennielseni (Nielsen\
Dermatopsis joergennielseni
Male Picture by P.R. Møller & W. Schwarzhans

Classification / Names Common names | Synonyms | Catalog of Fishes(genus, species) | ITIS | CoL | WoRMS | Cloffa

Teleostei (teleosts) > Ophidiiformes (Cusk eels) > Dinematichthyidae (Viviparous brotula)
Etymology: Dermatopsis: Greek, derma = skin + Greek, opsis = appearance (Ref. 45335); joergennielseni: Named for Jørgen Nielsen, Copenhagen, ZMUC.
Eponymy: Dr Jørgen G Nielsen (d: 1932). (See Nielsen) (Ref. 128868), visit book page.
More on authors: Møller & Schwarzhans.

Environment: milieu / climate zone / depth range / distribution range Ecology

Marine; demersal; depth range 5 - 17 m (Ref. 57886). Subtropical

Distribution Territories | FAO areas | Ecosystems | Occurrences | Point map | Introductions | Faunafri

Southwest Pacific: New Zealand.

Size / Weight / Age

Maturity: Lm ?  range ? - ? cm
Max length : 5.2 cm SL male/unsexed; (Ref. 57886); 5.7 cm SL (female)

Short description Identification keys | Morphology | Morphometrics

Dorsal soft rays (total): 76 - 85; Anal soft rays: 51 - 58; Vertebrae: 44 - 46. The species is characterized by the following: vertebrae 13-14 + 30-32 = 44-46, dorsal fin rays 76-85, anal fin rays 51-58; body with scales; posterior infraorbital pores 3; ventral spine on maxilla positioned behind rear of eye; single pair of pseudoclaspers straight, spiny, short, about half the length of penis, without fleshy appendices; otolith with rounded posterior tip and weak postdorsal angle, otolith length to height ratio 2.0, sulcus with nearly fused colliculi (Ref. 57886).
Body shape (shape guide): elongated.

Biology     Glossary (e.g. epibenthic)

Occurs on rocky shores down to 17 m, most commonly deeper than 5 m (Ref. 57886).

Life cycle and mating behavior Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae

Main reference Upload your references | References | Coordinator | Collaborators

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)

IUCN Red List Status (Ref. 130435: Version 2025-2)

  Least Concern (LC) ; Date assessed: 16 August 2019

CITES

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Threat to humans

  Harmless





Human uses

FAO - Publication: search | FishSource |

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Summary page | Point data | Common names | Photos

Internet sources

AFORO (otoliths) | Aquatic Commons | BHL | Cloffa | Websites from users | Check FishWatcher | CISTI | Catalog of Fishes: genus, species | 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 | Tree of Life | Wikipedia: Go, Search |