Overview

Comprehensive Description

Biology

Found in sheltered reef habitats, usually in crevices with sponges and in depths over 10 m (Ref. 48635). Ovoviviparous (Ref. 205). The male carries the eggs in a brood pouch which is found under the tail (Ref. 205). Males may be brooding at 3.8 cm SL.
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Distribution

Western Pacific: Indonesia to Samoa.
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Western Pacific and Indonesia.
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Physical Description

Size

Maximum size: 45 mm SL
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Max. size

8.0 cm SL (male/unsexed; (Ref. 48635))
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Diagnostic Description

Pale white to yellowish with distinct black barring on the trunk, followed by spots on the tail (Ref. 48635).
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Type Information

Holotype for Choeroichthys cinctus Dawson
Catalog Number: USNM 214567
Collection: Smithsonian Institution, National Museum of Natural History, Department of Vertebrate Zoology, Division of Fishes
Collector(s): V. Springer, M. Gomon & Indonesians
Year Collected: 1974
Locality: Namalatu, Latuhalat, Ambon, Moluccas, Indonesia. About 150 Yds. Off Shore, Ambon, Indonesia, Moluccas, Pacific
Depth (m): 11 to 18
  • Holotype: Dawson, C. E. 1976. Proceedings of the Biological Society of Washington. 89 (3): 48.
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Paratype for Choeroichthys cinctus Dawson
Catalog Number: USNM 210061
Collection: Smithsonian Institution, National Museum of Natural History, Department of Vertebrate Zoology, Division of Fishes
Collector(s): V. Springer & M. Gomon
Year Collected: 1973
Locality: Indonesia, Saparua Off Kampungmahu, Indonesia, Moluccas, Pacific
Depth (m): 14 to 17
  • Paratype: Dawson, C. E. 1976. Proceedings of the Biological Society of Washington. 89 (3): 48.
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Ecology

Habitat

Environment

demersal; marine; depth range 9 - 38 m
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Depth range based on 8 specimens in 1 taxon.
Water temperature and chemistry ranges based on 5 samples.

Environmental ranges
  Depth range (m): 18 - 37.5
  Temperature range (°C): 26.173 - 26.914
  Nitrate (umol/L): 0.059 - 0.382
  Salinity (PPS): 35.001 - 35.282
  Oxygen (ml/l): 4.669 - 4.759
  Phosphate (umol/l): 0.099 - 0.204
  Silicate (umol/l): 1.126 - 1.604

Graphical representation

Depth range (m): 18 - 37.5

Temperature range (°C): 26.173 - 26.914

Nitrate (umol/L): 0.059 - 0.382

Salinity (PPS): 35.001 - 35.282

Oxygen (ml/l): 4.669 - 4.759

Phosphate (umol/l): 0.099 - 0.204

Silicate (umol/l): 1.126 - 1.604
 
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Depth: 9 - 38m.
From 9 to 38 meters.

Habitat: demersal. Males may be brooding at 3.8 cm SL.
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Life History and Behavior

Life Cycle

Male carries the eggs in a brood pouch (Ref. 205).
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Conservation

Threats

Not Evaluated
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Relevance to Humans and Ecosystems

Benefits

Importance

fisheries: of no interest
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