Manonichthys polynemus, Longfin dottyback

Manonichthys polynemus (Fowler, 1931)

Longfin dottyback
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Manonichthys polynemus   AquaMaps   Data sources: GBIF OBIS
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Image of Manonichthys polynemus (Longfin dottyback)
Manonichthys polynemus
Picture by Randall, J.E.

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

Teleostei (teleosts) > Ovalentaria/misc (Various families in series Ovalentaria) > Pseudochromidae (Dottybacks) > Pseudochrominae
Etymology: Manonichthys: Name is a combination of Greek manon which is a kind of sponge, and ichthys for fish, referring to the sponge-dwelling behaviour of the species under this genus.
More on author: Fowler.

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

Marine; reef-associated; depth range 2 - 50 m (Ref. 37816). Tropical; 19°N - 9°S

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

Western Pacific: northeastern Indonesia and Palau.

Size / Weight / Age

Maturity: Lm ?  range ? - ? cm
Max length : 12.0 cm TL male/unsexed; (Ref. 9710)

Short description Identification keys | Morphology | Morphometrics

Dorsal spines (total): 3; Dorsal soft rays (total): 27 - 29; Anal spines: 3; Anal soft rays: 14 - 15. Recognized by the long ventral fins, filamentous median fins, and yellow tear-mark below the eye. Found on steep slopes and walls with tubular sponges, usually in depths of about 20 m (Ref. 48635).
Body shape (shape guide): elongated; Cross section: compressed.

Biology     Glossary (e.g. epibenthic)

An uncommon species that inhabits steep outer reef slopes, in areas with dense coral growth (Ref. 9710). Solitary, sometimes seen entering sponges (Ref 90102).

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

Main reference Upload your references | References | Coordinator | Collaborators

Myers, R.F., 1991. Micronesian reef fishes. Second Ed. Coral Graphics, Barrigada, Guam. 298 p. (Ref. 1602)

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

  Data deficient (DD) ; Date assessed: 10 March 2015

CITES

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Threat to humans

  Harmless





Human uses

FAO - Publication: search | FishSource |

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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 |