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Perciformes/Scorpaenoidei (Scorpionfishes) >
Scorpaenidae (Scorpionfishes or rockfishes) > Scorpaeninae
Etymology: Idiastion: Greek, idiastes = that lives shy (Ref. 45335); hageyi: Named for Harry R. Hagey, fisherman, naturalist and supporter of the California Academy of Sciences.
Eponymy: Harry R Hagey (d: 1941) is a board member (since 2017) of Nature Conservancy. [...] (Ref. 128868), visit book page.
More on author: McCosker.
Environnement : milieu / zone climatique / profondeur / gamme de distribution
Écologie
marin benthopélagique; profondeur 522 - ? m (Ref. 75873). Tropical; 18°S - , 91°W -
Pacific Ocean: Galápagos Islands
Taille / Poids / Âge
Maturité: Lm ?  range ? - ? cm
Max length : 9.5 cm SL (female)
Description synthétique
Clés d'identification | Morphologie | Morphométrie
Épines dorsales (Total) : 12; Rayons mous dorsaux (Total) : 9; Épines anales: 3; Rayons mous anaux: 6; Vertèbres: 25. Body deep (depth 44% SL), compressed posteriorly and humpbacked; orbit diameter large (15% SL); head spines strong, well-developed; no distinct small papillae on head; a distinct row of papillae nearly surrounds outer edge of pupil; swimbladder present; coloration reddish-orange, with irregular white blotches on head, body, and pectoral fin bases (Ref. 75873).
Observed to occupy steep boulder and sediment-laden bottoms, along 60° slope (Ref. 75873).
Cycle de vie et comportement reproducteur
Maturité | Reproduction | Frai | Œufs | Fécondité | Larves
McCosker, J.E., 2008. Trachyscorpia osheri and Idiastion hageyi, two new species of deepwater scorpionfishes (Scorpaeniformes: Sebastidae, Scorpaenidae) from the Galápagos Islands. Proc. Calif. Acad. Scie. 59(3):113-123. (Ref. 75873)
Statut dans la liste rouge de l'IUCN (Ref. 130435: Version 2025-2 (Global))
Menace pour l'homme
Harmless
Utilisations par l'homme
Outils
Articles particuliers
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Sources Internet
Estimations basées sur des modèles
Indice de diversité phylogénétique (Réf. 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=0.01288 (0.00623 - 0.02664), b=3.02 (2.85 - 3.19), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245). |
Niveau trophique (Réf. 69278) |
3.6 ±0.6 se; based on size and trophs of closest relatives |
Résilience (Réf. 120179) |
Haut, temps minimum de doublement de population inférieur à 15 mois (Preliminary K or Fecundity.). |
Vulnérabilité de la pêche (Ref. 59153) |
Low to moderate vulnerability (28 of 100). 🛈 |