Philippines country information

Common names: Danggit, Dangit, Marbled spinefoot
Occurrence: misidentification
Salinity: marine
Abundance: | Ref:
Importance: | Ref:
Aquaculture: likely future use | Ref:
Regulations: | Ref:
Uses: no uses
Comments: Reported in Ref. 43283, 48613. Outside distributional range.
National Checklist:
Country Information: https://www.cia.gov/library/publications/resources/the-world-factbook/geos/rp.html
National Fisheries Authority:
Occurrences: Occurrences Point map
Main Ref: Woodland, D.J., 1990
National Database:

Common names from other countries

Poisson-lapin, Siguro, Surf parrotfish, ... more

Classificatie / Names Lokale namen | Synoniemen | Catalog of Fishes(Genus, Soort(en)) | ITIS | CoL | WoRMS | Cloffa

> Acanthuriformes (Surgeonfishes) > Siganidae (Rabbitfishes)
Etymology: Siganus: Latin, siganus = a fish, rabbit fish; by the similarity of the nose (Ref. 45335).
More on authors: Forsskål & Niebuhr.

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

marien; brak water rifbewoner; diepte 1 - 30 m (Ref. 50672). Subtropical; 32°N - 36°S, 25°E - 58°E

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Western Indian Ocean: several localities in East Africa, and from the Red Sea to the eastern Mediterranean via the Suez Canal.

Lengte bij maturiteit / Grootte / Gewicht / Leeftijd

Maturity: L_m 13.7 range ? - ? cm
Max length : 30.2 cm TL mannelijk / geslacht onbekend; (Ref. 118092); common length : 20.0 cm TL mannelijk / geslacht onbekend; (Ref. 30573)

Korte beschrijving Determinatiesleutels | Morfologie | Morfometrie

Dorsale stekels (totaal) : 13; Dorsale zachte stralen (totaal) : 10; Anale stekels: 7; Anale zachte stralen: 9; Wervels: 23. Upper body gray, green or brownish, silvery below; iris iridescent silver or golden. Body color patterns extend to the fins. Spines slender, pungent and venomous. Preopercular angle 88°-96°; cheeks scaled; midline of thorax, isthmus and midline of belly without scales. Frightened fish become mottled or with 6 diagonal zones across side. Tip of broad-based flap of anterior nostril reaching at least halfway to orifice of posterior nostril.

Inhabits shallow waters and generally in schools of 50 to several hundred individuals; prefers protected areas. Feeds by grazing on algae.

Levenscyclus en paargedrag Maturities | Voortplanting | Spawnings | Egg(s) | Fecundities | Larven

Hoofdreferentie Upload your references | Referenties | Coördinator : Woodland, David J. | Medewerkers

Woodland, D.J., 1990. Revision of the fish family Siganidae with descriptions of two new species and comments on distribution and biology. Indo-Pac. Fish. (19):136 p. (Ref. 1419)

Status op de Rode Lijst van het IUCN (Ref. 130435)

Niet bedreigd (LC) ; Date assessed: 04 February 2009

CITES (Ref. 128078)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Gevaar voor de mens

Venomous (Ref. 4537)

Gebruik door de mens

Visserij: van minder commercieel belang; Aquacultuur: commercieel

FAO(Aquaculture systems: productie; ; publication : search) | FishSource | Sea Around Us

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Estimates based on models

Preferred temperature (Ref. 115969): 24.7 - 29.2, mean 27.3 (based on 573 cells).

Fylogenetische diversiteitsindex (Ref. 82804): PD₅₀ = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].

Bayesian length-weight: a=0.01202 (0.00976 - 0.01482), b=2.98 (2.93 - 3.03), in cm Total Length, based on LWR estimates for this species (Ref. 93245).

Trofisch niveau (Ref. 69278): 2.0 ±0.0 se; based on diet studies.

Weerstandsvermogen (Ref. 120179): Gemiddeld, minimale populatieverdubbelingstijd 1,4-4,4 jaar (K=0.22, tm=1-2).

Fishing Vulnerability (Ref. 59153): Low to moderate vulnerability (35 of 100).

Prijsklasse (Ref. 80766): High.

Siganus rivulatus Forsskål & Niebuhr, 1775