Iracundus signifer — Details

Decoy Scorpionfish learn more about names for this taxon

Overview

Comprehensive Description

Biology

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Found on sand and rubble under ledges of seaward reefs (Ref. 9710). Benthic (Ref. 58302). The dorsal fin mimics a tiny fish and is used as a lure (Ref. 9710). Anterolateral glandular groove with venom gland (Ref. 57406).
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Distribution

Distribution

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Mauritius, Reunion, South Africa (country)
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Western Indian Ocean: South Africa, Mauritius, Reunion. Pacific Ocean: Ryukyu Islands (Ref. 559), Taiwan, and from the Society, Cook, Marquesan, Tuamoto, Pitcairn and Hawaiian islands.
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Physical Description

Morphology

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Dorsal spines (total): 12; Dorsal soft rays (total): 9; Analspines: 3; Analsoft rays: 5
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Size

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Maximum size: 130 mm TL
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Max. size

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13.0 cm TL (male/unsexed; (Ref. 3921))
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Diagnostic Description

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Anterior part of dorsal fin resembles a small fish, the fin also has a spot between spines 1-2 or 1-3 (Ref. 4313). Lachrymal bone with 2 spines over maxillary, first points forward, second broad, pointing out and to rear; suborbital ridge without spines except one at rear before opercle; preopercular spines short, usually only 3 developed; no supplemental preopercular spine at base of first spine; a dark spot on the spinous dorsal fin between spines 1 or 2 and 3; and vertical scale rows of about 65-75 (Ref. 10482).
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Type Information

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Type for Iracundus signifer
Collection: Smithsonian Institution, National Museum of Natural History, Department of Vertebrate Zoology, Division of Fishes
Preparation: Illustration
Locality: Honolulu, Hawaii, Oahu, Hawaii, United States, Hawaiian Islands, Pacific
Vessel: Albatross
  • Type:
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Type for Iracundus signifer
Collection: Smithsonian Institution, National Museum of Natural History, Department of Vertebrate Zoology, Division of Fishes
Preparation: Illustration
Year Collected: 1902
Locality: Honolulu, Hawaii, Oahu, Hawaii, United States, Hawaiian Islands, Pacific
Vessel: Albatross
  • Type:
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Ecology

Habitat

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Depth range based on 10 specimens in 1 taxon.

Environmental ranges
  Depth range (m): 28 - 103.5

Graphical representation

Depth range (m): 28 - 103.5
 
Note: this information has not been validated. Check this *note*. Your feedback is most welcome.
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Depth: 10 - 70m.
From 10 to 70 meters.

Habitat: reef-associated. Found on sand and rubble under ledges of seaward reefs. The dorsal fin mimics a tiny fish and is used as a lure (Ref. 9710).
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Environment

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reef-associated; non-migratory; marine; depth range 10 - 70 m (Ref. 4313)
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Molecular Biology and Genetics

Molecular Biology

Statistics of barcoding coverage: Iracundus signifer

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Barcode of Life Data Systems (BOLDS) Stats
Public Records: 0
Species: 2
Species With Barcodes: 1

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Conservation

Threats

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Not Evaluated
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Wikipedia

Iracundus signifer

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Iracundus signifer is the only member of the genus Iracundus of marine fish in the family Scorpaenidae.

References

Stub iconThis Scorpaeniformes article is a stub. You can help Wikipedia by expanding it.
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