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Perciformes/Cottoidei (Sculpins) >
Agonidae (Poachers) > Hypsagoninae
Etymology: Agonomalus: Greek, a = without + Greek, gonias, -as = angle, corner + Greek, mala = a lot of (Ref. 45335).
Eponymy: Dr David Starr Jordan (1851–1931) was a leading American ichthyologist, physician, educator, peace activist and believer in eugenics; moreover, he was founding President of Stanford University. [...] (Ref. 128868), visit book page.
More on authors: Jordan & Starks.
Milieu: milieu / Klimaatzone / Diepte / verspreidingsgebied
Ecologie
marien demersaal; diepte 10 - 105 m (Ref. 58496). Temperate
Northwest Pacific: Japan to Sakhalin and the Sea of Japan.
Grootte / Gewicht / Leeftijd
Maturiteit: Lm ?  range ? - ? cm
Max length : 18.0 cm TL mannelijk / geslacht onbekend; (Ref. 56557); common length : 11.0 cm TL mannelijk / geslacht onbekend; (Ref. 56557)
Korte beschrijving
Determinatiesleutels | Morfologie | Morfometrie
Dorsale stekels (totaal) : 7 - 9; Dorsale zachte stralen (totaal) : 6 - 8; Anale stekels: 0; Anale zachte stralen: 13 - 14. No free rays on pectoral fin. A barbel present on the tip of the snout. dorsum highly elevated at nape. Lateral line black.
Body shape (shape guide): elongated.
Levenscyclus en paargedrag
Maturiteit | Voortplanting | Paaien | Eieren | Fecunditeit | Larven
Masuda, H., K. Amaoka, C. Araga, T. Uyeno and T. Yoshino, 1984. The fishes of the Japanese Archipelago. Vol. 1. Tokai University Press, Tokyo, Japan. 437 p. (text). (Ref. 559)
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 = 0.6250 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.00479 (0.00192 - 0.01191), b=3.05 (2.83 - 3.27), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245). |
Trofisch niveau (Ref. 69278) |
3.2 ±0.5 se; based on size and trophs of closest relatives |
Weerstandsvermogen (Ref. 120179) |
laag, minimale populatieverdubbelingstijd 4,5-14 jaar (Assuming Fec < 100). |
Kwetsbaarheid van de visserij (Ref. 59153) |
Low to moderate vulnerability (30 of 100). 🛈 |