Overview

Comprehensive Description

Biology

Usually found on rocky bottom or coral reefs, but also on sand and rubble bottom (Ref. 42181). Benthic (Ref. 58302).
  • Randall, J.E and W.N. Eschmeyer 2001 Revision of the Indo-Pacific scorpionfish genus Scopaenopsis, with descriptions of eight new species. Indo-Pac. Fish. (34):79 p. (Ref. 42181)
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Distribution

Eastern Central Pacific: Midway and Hawaiian Islands.
  • Randall, J.E and W.N. Eschmeyer 2001 Revision of the Indo-Pacific scorpionfish genus Scopaenopsis, with descriptions of eight new species. Indo-Pac. Fish. (34):79 p. (Ref. 42181)
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Hawaiian Islands.
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Physical Description

Morphology

Dorsal spines (total): 12; Dorsal soft rays (total): 9; Analspines: 3; Analsoft rays: 5; Vertebrae: 24
  • Eschmeyer, W.N. and J.E. Randall 1975 The scorpaenid fishes of the Hawaiian Islands, including new species and new records (Pisces: Scorpaenidae). Proc. Calif. Acad. Sci. 40(11):265-334. (Ref. 10482)
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Size

Maximum size: 110 mm TL
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Max. size

13.3 cm SL (male/unsexed; (Ref. 42181))
  • Randall, J.E and W.N. Eschmeyer 2001 Revision of the Indo-Pacific scorpionfish genus Scopaenopsis, with descriptions of eight new species. Indo-Pac. Fish. (34):79 p. (Ref. 42181)
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Diagnostic Description

Pectoral rays usually 19; a blunt head profile, long jaw (21-27% SL); no hump behind head; longest dorsal spine 4-6; 5 spines on the suborbital ridge and 3 on the lachrymal bone overlying the maxillary (Ref. 10482). No black band across anal and pelvic fins; reaches 133 mm SL; snout length 3.2-3.9 in head; interorbital width 6.0-8.8 in head (Ref 42181).
  • Eschmeyer, W.N. and J.E. Randall 1975 The scorpaenid fishes of the Hawaiian Islands, including new species and new records (Pisces: Scorpaenidae). Proc. Calif. Acad. Sci. 40(11):265-334. (Ref. 10482)
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Type Information

Paratype for Scorpaenopsis brevifrons Eschmeyer & Randall
Catalog Number: USNM 214047
Collection: Smithsonian Institution, National Museum of Natural History, Department of Vertebrate Zoology, Division of Fishes
Collector(s): W. Gosline, E. Chave & Swerdloff
Year Collected: 1969
Locality: Hawaii, Pokai Bay 200 Ft Seaward From Deep Dropsite, Oahu, Hawaii, United States, Hawaiian Islands, Pacific
Depth (m): 24 to 24
  • Paratype: Eschmeyer, W. N. & Randall, J. E. 1975. Proceedings of the California Academy of Sciences, Fourth Series. 40 (11): 299.
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Ecology

Habitat

Environment

reef-associated; non-migratory; marine; depth range 1 - 38 m (Ref. 42181)
  • Randall, J.E and W.N. Eschmeyer 2001 Revision of the Indo-Pacific scorpionfish genus Scopaenopsis, with descriptions of eight new species. Indo-Pac. Fish. (34):79 p. (Ref. 42181)
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Depth range based on 5 specimens in 1 taxon.
Water temperature and chemistry ranges based on 1 sample.

Environmental ranges
  Depth range (m): 12 - 40
  Temperature range (°C): 26.262 - 26.262
  Nitrate (umol/L): 0.397 - 0.397
  Salinity (PPS): 35.248 - 35.248
  Oxygen (ml/l): 4.698 - 4.698
  Phosphate (umol/l): 0.088 - 0.088
  Silicate (umol/l): 1.566 - 1.566

Graphical representation

Depth range (m): 12 - 40
 
Note: this information has not been validated. Check this *note*. Your feedback is most welcome.

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Depth: 0 - 35m.
Recorded at 35 meters.

Habitat: reef-associated. Inhabits coral and rocky areas from shore to 35 m depth.
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Trophic Strategy

Usually found on rocky bottom or coral reefs, but also on sand and rubble bottom (Ref. 42181).
  • Randall, J.E and W.N. Eschmeyer 2001 Revision of the Indo-Pacific scorpionfish genus Scopaenopsis, with descriptions of eight new species. Indo-Pac. Fish. (34):79 p. (Ref. 42181)
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Conservation

Threats

Not Evaluated
  • IUCN 2006 2006 IUCN red list of threatened species. www.iucnredlist.org. Downloaded July 2006.
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Relevance to Humans and Ecosystems

Benefits

Importance

fisheries: of no interest
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