Praealticus triangulus, Triangle-crest rockskipper

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Praealticus triangulus (Chapman, 1951)

Triangle-crest rockskipper
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Native range | All suitable habitat | Point map | Year 2050
This map was computer-generated and has not yet been reviewed.
Praealticus triangulus   AquaMaps   Data sources: GBIF OBIS
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Image of Praealticus triangulus (Triangle-crest rockskipper)
No image available for this species;
drawing shows typical species in Blenniidae.

Klassifizierung / Names Namen | Synonyme | Catalog of Fishes(Gattung, Arten) | ITIS | CoL | WoRMS | Cloffa

> Blenniiformes (Blennies) > Blenniidae (Combtooth blennies) > Salariinae
Etymology: Praealticus: Latin, prae = in front of + Latin, altus, alticus = nutritious.

Environment: milieu / climate zone / Tiefenbereich / distribution range Ökologie

seewasser demersal; tiefenbereich 0 - 3 m (Ref. 90102). Tropical

Verbreitung Länder | FAO Gebiete | Ecosystems | Vorkommen | Punkt Karte | Einführungen | Faunafri

Eastern Indian Ocean: Andaman Islands.

Size / Gewicht / Alter

Geschlechtsreife: Lm ?  range ? - ? cm
Max length : 7.0 cm TL Männchen/unbestimmt; (Ref. 90102)

Kurzbeschreibung Bestimmungsschlüssel | Morphologie | Morphometrie

Rückenflossenstacheln (insgesamt) : 13; Rückenflossenweichstrahlen (insgesamt) : 17 - 19; Afterflossenstacheln: 2; Afterflossenweichstrahlen: 18 - 19. General coloration, brown, with 20-22 pale vertical lines on snout and upper lip, extending posteriorly to lower cheek, and approximately 8 sets of double bars on side. Dorsal fin deeply notched; segmented caudal rays 13-14, branched middle 1-7; pinnately branched supraorbital tentacle; lacking nape cirri; posterior rim of anterior nostril with small cirrus, typically branched; upper and lower lip margins crenulate; males with triangular occipital crest (smaller in females); last dorsal ray and caudal peduncle connected by membrane; elongate body, depth at anal-fin origin ca. 6.1 in SL. Maximum length 7 cm TL (Ref. 90102).
Body shape (shape guide): elongated.

Biologie     Fachlexikon (Englisch) (z.B. epibenthic)

Facultative air-breathing (Ref. 126274); Adults inhabit reef flats in the intertidal zone and also found in rocky shores where tidal surges are strong (Ref. 90102). Oviparous. Eggs are demersal and adhesive (Ref. 205), and are attached to the substrate via a filamentous, adhesive pad or pedestal (Ref. 94114). Larvae are planktonic, often found in shallow, coastal waters (Ref. 94114).

Life cycle and mating behavior Geschlechtsreife | Fortpflanzung | Ablaichen | Eier | Fecundity | Larven

Oviparous, distinct pairing (Ref. 205).

Hauptreferenz Upload your references | Referenzen | Koordinator : Williams, Jeffrey T. | Partner

Springer, V.G., J.T. Williams and T.M. Orrell, 1991. Catalog of type specimens of recent fishes in the National Museum of Natural History, Smithsonian Institution, 2: Blenniidae. Smithson. Contrib. Zool. 519:28. (Ref. 10697)

IUCN Rote Liste Status (Ref. 130435: Version 2025-1)

  nicht bedroht (LC) ; Date assessed: 27 March 2009

CITES

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Bedrohung für Menschen

  Harmless





Nutzung durch Menschen

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Internet Quellen

AFORO (otoliths) | Aquatic Commons | BHL | Cloffa | Websites from users | FishWatcher Einträge suchen | CISTI | Catalog of Fishes: Gattung, Arten | 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: Gehe zu, Suchen | Zoological Record

Estimates based on models

Phylogenetic diversity index (Ref. 82804):  PD50 = 0.5001   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00776 (0.00356 - 0.01695), b=3.00 (2.81 - 3.19), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245).
Trophic level (Ref. 69278):  2.0   ±0.00 se; based on food items.
Widerstandsfähigkeit (Ref. 120179):  hoch, Verdopplung der Population dauert weniger als 15 Monate. (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref. 59153):  Low vulnerability (10 of 100). 🛈