Suezichthys arquatus — Details

Painted Rainbow Wrasse learn more about names for this taxon

Overview

Comprehensive Description

Biology

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Occurs inshore (Ref. 75154). Found in sand patches of shallow reefs but has been reported to occur up to a depth of 100 m (Ref. 530). Minimum depth from Ref. 58018.
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Distribution

Range Description

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This species ranges from Northeastern New Zealand (Cape Reinga to Bay of Plenty), Australia, south Queensland, northern New South Wales, southern part of New Caledonia, Lord Howe Island, Norfolk Island, Kermadec Islands (Francis 1993, 1996).
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Distribution

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New Zealand Exclusive Economic Zone
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Western Pacific: New Caledonia, New South Wales in Australia, Norfolk Island, northeast coast of New Zealand, and Kermadec Islands (Ref. 8879). Also recorded in Japan (Ref. 59123) and Ogasawara Is. (Ref. 26066).
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Physical Description

Morphology

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Dorsal spines (total): 9; Dorsal soft rays (total): 11; Analspines: 3; Analsoft rays: 10; Vertebrae: 25
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Size

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Maximum size: 135 mm NG
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Max. size

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13.5 cm TL (male/unsexed; (Ref. 9710))
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Diagnostic Description

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Head with two slightly oblique blue bands extending downward from lower part of opercle onto inter opercle. Dorsal fin red, base and postventral part, yellowish; anal fin deep burgundy-red; caudal fin upper part yellow, lower red; pectorals hyaline with thin red lines on rays, base yellow; pelvic fins blue. With five predorsal scales (rarely 3 or 4); two cheek scale rows behind the eye, three below the eye.
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Ecology

Habitat

Habitat and Ecology

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Habitat and Ecology
A small species, to about 117 mm SL. It inhabits sandy patches adjacent to algal and sponge covered rocky reefs, from estuaries to very deep offshore where trawled in depths to about 100 m. It is sexually dichromatic.

Systems
  • Marine
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Depth range based on 15 specimens in 1 taxon.
Water temperature and chemistry ranges based on 9 samples.

Environmental ranges
  Depth range (m): 10 - 51
  Temperature range (°C): 20.792 - 21.018
  Nitrate (umol/L): 0.389 - 0.884
  Salinity (PPS): 35.639 - 35.693
  Oxygen (ml/l): 5.040 - 5.161
  Phosphate (umol/l): 0.196 - 0.215
  Silicate (umol/l): 1.104 - 1.350

Graphical representation

Depth range (m): 10 - 51

Temperature range (°C): 20.792 - 21.018

Nitrate (umol/L): 0.389 - 0.884

Salinity (PPS): 35.639 - 35.693

Oxygen (ml/l): 5.040 - 5.161

Phosphate (umol/l): 0.196 - 0.215

Silicate (umol/l): 1.104 - 1.350
 
Note: this information has not been validated. Check this *note*. Your feedback is most welcome.
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Depth: 0 - 100m.
Recorded at 100 meters.

Habitat: reef-associated. Found in sand patches of shallow reefs but has been reported to occur up to a depth of 100 m.
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Environment

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reef-associated; marine; depth range 13 - 100 m (Ref. 9710)
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Trophic Strategy

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Found in sand patches of shallow reefs but has been reported to occur up to a depth of 100 m (Ref. 530). Also in rocky regions (Ref. 9137).
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Conservation

Conservation Status

IUCN Red List Assessment

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Red List Category
LC
Least Concern

Red List Criteria

Version
3.1

Year Assessed
2010

Assessor/s
Russell, B.

Reviewer/s
Sadovy, Y. & Carpenter, K.E.

Contributor/s

Justification
This species is uncommon over most of its range, but abundant at Kermadec Islands. There are no apparent threats. It is listed as Least Concern.
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Population

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Population
This species is abundant at Kermadec Islands but rare in mainland New Zealand (Francis 2001).

Population Trend
Unknown
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Threats

Threats

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Major Threats
There are no major threats known for this species.
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Least Concern (LC)
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Management

Conservation Actions

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Conservation Actions
There are no specific conservation measures in place for this species. Its distribution overlaps several marine protected areas within its range.
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Wikipedia

Rainbow slender wrasse

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The rainbow slender wrasse, Suezichthys arquatus, is a wrasse of the genus Suezichthys, found in New Caledonia, New South Wales in Australia, Norfolk Island, Lord Howe Island, the Kermadec Islands, and the north east coast of New Zealand, in reef areas at depths of between 5 and 100 m. Its length is between 10 and 18 cm.

References

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