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Scorpaenodes guamensis (Quoy & Gaimard, 1824)

Guam scorpionfish
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Native range | All suitable habitat | Point map | Year 2100
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Scorpaenodes guamensis   AquaMaps   Data sources: GBIF OBIS
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Scorpaenodes guamensis
Picture by Randall, J.E.

Classification / Names Noms communs | Synonymes | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS | Cloffa

Actinoptérygiens (poissons à nageoires rayonnées) > Scorpaeniformes (Scorpionfishes and flatheads) > Scorpaenidae (Scorpionfishes or rockfishes) > Scorpaeninae
Etymology: Scorpaenodes: Latin, scorpaena = a kind of fish, 1706 + Greek oides = similar to (Ref. 45335).  More on authors: Quoy & Gaimard.

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

; marin rcifal; profondeur 0 - 20 m (Ref. 106975), usually 0 - 5 m (Ref. 89972).   Tropical; 35°N - 40°S

Distribution Pays | Zones FAO | Écosystèmes | Occurrences | Point map | Introductions | Faunafri

Indo-Pacific: from the east coast of Africa and the Red Sea east to the Society Islands.

Taille / Poids / Âge

Maturity: Lm ?  range ? - ? cm
Max length : 14.0 cm TL mâle / non sexé; (Ref. 9710)

Description synthétique Morphologie | Morphométrie

Épines dorsales (Total): 13 - 14; Rayons mous dorsaux (Total): 7-9; Épines anales 3; Rayons mous anaux: 5. Thie species is distinguished by the following set of characters: pectoral-fin rays 17-20 (mode 18), some rays branched in specimens over ca. 40 mm SL; dorsal-fin soft rays 7-9 (8); scale rows in longitudinal series 40-46 (43); underside of lower jaw scaleless; gill rakers 11-15 (13); with nasal spine; lateral lacrimal spine is usually present; suborbital spines 2, first spine below eye, second spine at end of suborbital ridge; no interorbital and coronal spines; opercle with a large dark blotch; no dark blotch on subopercle or spinous portion of dorsal fin (Ref. 106975).

Biologie     Glossaire (ex. epibenthic)

Found in rock crevices in reef flats, shallow lagoons, and channels. Feeds mainly at night on small shrimps, crabs, and polychaetes. Anterolateral glandular groove with venom gland (Ref. 57406). Solitary and cryptic (Ref 90102).

Life cycle and mating behavior Maturité | Reproduction | Frai | Œufs | Fécondité | Larves

Référence principale Upload your references | Références | Coordinateur | Collaborateurs

Motomura, H., R. Causse and C.D. Struthers, 2015. Redescription of the Indo-Pacific scorpionfish Scorpaenodes guamensis (Quoy & Gaimard 1824) (Scorpaenidae), a senior synonym of seven nominal species. Zootaxa 4067(3):345-360. (Ref. 106975)

Statut dans la liste rouge de l'IUCN (Ref. 120744)

  Préoccupation mineure (LC) ; Date assessed: 04 March 2015

CITES (Ref. 115941)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Menace pour l'homme

  Venomous (Ref. 2334)





Utilisations par l'homme

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Écosystèmes
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Écologie
Régime alimentaire
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Fécondité
Œufs
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Estimates of some properties based on models

Preferred temperature (Ref. 115969): 24.3 - 29.3, mean 28.2 (based on 3057 cells).
Phylogenetic diversity index (Ref. 82805):  PD50 = 0.5000   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01413 (0.00903 - 0.02209), b=3.00 (2.87 - 3.13), in cm Total Length, based on LWR estimates for this species & (Sub)family-body (Ref. 93245).
Niveau trophique (Ref. 69278):  3.4   ±0.50 se; Based on food items.
Résilience (Ref. 69278):  Milieu, temps minimum de doublement de population : 1,4 à 4,4 années (Preliminary K or Fecundity.).
Vulnérabilité (Ref. 59153):  Low to moderate vulnerability (30 of 100) .