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Gobiiformes (Gobies) >
Eleotridae (Bully sleepers)
Etymology: yahayai: Name 'yahayai' in honor of Ibrahim Yahaya from Comoros (CnDRs) , for his work on the fauna of this archipelago.
Eponymy: Ibrahim Yahayai is head of the Département Biodiversité terrestre, Centre National de Documentation et de Recherche Scientifique des Comores (CNDRS). He was honoured “in recognition of his work on the fauna of this archipelago” (i.e. the Comoro Islands). (Ref. 128868), visit book page.
Milieu: milieu / Klimaatzone / Diepte / verspreidingsgebied
Ecologie
marien; zoet water; brak water demersaal. Tropical
Western Indian Ocean: Comoros, Madagascar.
Grootte / Gewicht / Leeftijd
Maturiteit: Lm ?  range ? - ? cm
Max length : 11.5 cm SL mannelijk / geslacht onbekend; (Ref. 126456); 17.8 cm SL (female)
Korte beschrijving
Determinatiesleutels | Morfologie | Morfometrie
Dorsale stekels (totaal) : 7; Dorsale zachte stralen (totaal) : 8 - 9; Anale stekels: 1; Anale zachte stralen: 9. This species is distinguished from its congeners by the following set of characters: 14 pectoral rays; a large body depth at anus (26-36% SL) and at first dorsal fin (26-39% SL); and transverse forward series 17-20 (Ref. 126456).
Body shape (shape guide): elongated.
Levenscyclus en paargedrag
Maturiteit | Voortplanting | Paaien | Eieren | Fecunditeit | Larven
Keith, P. and M.I. Mennesson, 2020. Review of Giuris (Teleostei: Eleotridae) from Indo-Pacific islands, with description of three new species. Cybium 44(4):331-349. (Ref. 126456)
Status op de Rode Lijst van het IUCN (Ref. 130435: Version 2025-2 (Global))
Gevaar voor de mens
Harmless
Gebruik door de mens
Tools
Speciale rapporten
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Internetbronnen
Schattingen op basis van modellen
Fylogenetische diversiteitsindex (Ref. 82804) |
PD50 = 0.5078 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.00741 (0.00325 - 0.01693), b=3.13 (2.94 - 3.32), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245). |
Trofisch niveau (Ref. 69278) |
3.4 ±0.5 se; based on size and trophs of closest relatives |
Weerstandsvermogen (Ref. 120179) |
Gemiddeld, minimale populatieverdubbelingstijd 1,4-4,4 jaar (Preliminary K or Fecundity.). |
Kwetsbaarheid van de visserij (Ref. 59153) |
Low vulnerability (12 of 100). 🛈 |