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Gobiiformes (Gobies) >
Gobiidae (Gobies) > Gobiinae
Etymology: Exyrias: Derived from Greek, xyreo = to shave (Ref. 45335); ferrarisi: Named for Carl J. Ferraris.
Eponymy: Dr Carl James Ferraris Jr (d: 1950) is an American ichthyologist and fish taxonomist who is a recognised authority on catfish. [...] (Ref. 128868), visit book page.
Milieu: milieu / Klimaatzone / Diepte / verspreidingsgebied
Ecologie
marien rifbewoner; diepte 1 - 8 m (Ref. 90102). Tropical
Western Pacific: the Philippines, Indonesia and nominal records in Vanuatu.
Grootte / Gewicht / Leeftijd
Maturiteit: Lm ?  range ? - ? cm
Max length : 11.0 cm SL mannelijk / geslacht onbekend; (Ref. 48637)
Dorsale stekels (totaal) : 7; Dorsale zachte stralen (totaal) : 10; Anale stekels: 1; Anale zachte stralen: 9; Wervels: 26. Ground color off-white; a large, circular brown spot antero-dorsal to pectoral- fin base; small, brown spots on snout, cheeks, opercula, pectoral-fin base and nape; all fins spotted. Predorsal scales 8. Cycloid scales on nape and isthmus. Cheeks and opercula fully scaled. Spines I-IV of 1st dorsal fin filamentous, III longest; characterized further by having pointed caudal fin, less than 25% SL; longitudinal scale series 31-32; depth of body 3.4-3.5 in SL (Ref. 90102).
Body shape (shape guide): fusiform / normal; Cross section: oval.
Solitary or in pairs (Ref. 90102). Inhabits shallow, well protected bays and estuaries. On sand or mud along algae-reef margins (Ref. 48637). Specimen collected from a patch reef, 2-3 m in depth.
Levenscyclus en paargedrag
Maturiteit | Voortplanting | Paaien | Eieren | Fecunditeit | Larven
Murdy, E.O., 1985. A review of the gobiid fish genera Exyrias and Macrodontogobius, with description of a new species of Exyrias. Indo-Pac. Fish. (10):14 p. (Ref. 403)
Status op de Rode Lijst van het IUCN (Ref. 130435: Version 2025-2 (Global))
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Harmless
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Fylogenetische diversiteitsindex (Ref. 82804) |
PD50 = 0.5312 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.01023 (0.00482 - 0.02174), b=3.01 (2.83 - 3.19), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245). |
Trofisch niveau (Ref. 69278) |
3.1 ±0.4 se; based on size and trophs of closest relatives |
Weerstandsvermogen (Ref. 120179) |
Hoog, minimale populatieverdubbelingstijd minder dan 15 maanden (Preliminary K or Fecundity.). |
Kwetsbaarheid van de visserij (Ref. 59153) |
Low to moderate vulnerability (25 of 100). 🛈 |