Overview

Comprehensive Description

Biology

Found among soft corals (Ref. 9710, 48637). Extremely well camouflaged when among the corals. Observed picking on the coral polyps and the coral tissue may be an important part of their diet (Ref. 48637).
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Distribution

Western Pacific: Ryukyu Islands, the Philippines, Indonesia, Australia, and New Caledonia. Reported from Papua New Guinea (Ref. 6771).
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West Pacific.
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Physical Description

Morphology

Dorsal spines (total): 2; Dorsal soft rays (total): 26 - 29; Analsoft rays: 25 - 27
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Size

Maximum size: 70 mm TL
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Max. size

7.0 cm TL (male/unsexed; (Ref. 2334))
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Diagnostic Description

Description: Characterized by having oblique white and brown bands radiating from eye on head and adjacent anterior body; brown and white bars and broken lines on body; rudiment pelvic fin and robust dorsal fin spine, with relatively large prominent barbs; first dorsal fin with short skin-flaps; scattered skin flaps on body; rounded caudal fin; caudal peduncle depth almost equal to caudal peduncle length; side of caudal peduncle of male with well-defined, oblong patch of bristles (Ref. 90102).
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Ecology

Habitat

Environment

reef-associated; marine; depth range 2 - 12 m (Ref. 90102)
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Depth range based on 9 specimens in 1 taxon.
Water temperature and chemistry ranges based on 2 samples.

Environmental ranges
  Depth range (m): 2 - 24
  Temperature range (°C): 28.134 - 28.723
  Nitrate (umol/L): 0.050 - 1.118
  Salinity (PPS): 33.913 - 34.205
  Oxygen (ml/l): 4.448 - 4.472
  Phosphate (umol/l): 0.088 - 0.160
  Silicate (umol/l): 1.305 - 1.790

Graphical representation

Depth range (m): 2 - 24

Temperature range (°C): 28.134 - 28.723

Nitrate (umol/L): 0.050 - 1.118

Salinity (PPS): 33.913 - 34.205

Oxygen (ml/l): 4.448 - 4.472

Phosphate (umol/l): 0.088 - 0.160

Silicate (umol/l): 1.305 - 1.790
 
Note: this information has not been validated. Check this *note*. Your feedback is most welcome.

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Conservation

Threats

Not Evaluated
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Wikipedia

Acreichthys radiatus

Acreichthys radiatus, commonly known as the Radial Filefish, is a species of demersal marine fish which belongs to the family Monacanthidae widespread throughout the tropical waters of the western Pacific Ocean, from Ryukyu Islands, the Philippines,the oriental part of Indonesia, the Papua New Guinea, the north east area of Australia, and New Caledonia.[1]

It's a small size fish that can reach a maximum size of 7 cm length.[2]

References[edit]

  1. ^ "Facts about Radial Leatherjacket (Acreichthys radiatus) - Encyclopedia of Life". Eol.org. 2012-01-28. Retrieved 2013-09-04. 
  2. ^ "Facts about Radial Leatherjacket (Acreichthys radiatus) - Encyclopedia of Life". Eol.org. 2012-01-28. Retrieved 2013-09-04. 
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