CIBED - - Pacific Domine - Mangā Ru‘i RR

Epinnula rex Pacific Domine Mangā Ru‘i ^RR

f.GEMPYLIDAE Snake Mackerels

Epinnula rex Pacific Domine Mangā Ru‘i ^RR

f.GEMPYLIDAE Snake Mackerels

Cook Islands Status Summary

Show Notes

Intl. NamesPacific Domine ^EN

Local NamesMangā Ru‘i^RR,MG Mangā Rui^AT Mangā Rai^MK,MT Mangā^TNs,TNw Palu Kapoa?^PK

Pacific NamesNo Content

Sci. NamesEpinnula rex (accepted name) , Epinnula pacifica, Epinnula magistralis

High Tax. Eng.k.Animals, p.Vertebrates, spc.Fishes, c.Bony Fishes, f.Snake Mackerels - Bony Fish

High Tax. Latink.ANIMALIA, p.CHORDATA, sp.GNATHOSTOMATA, spc.PISCES, c.OSTEICHTHYES, o.Perciformes, so.Scombroidei, f.GEMPYLIDAE

Natl. PresencePresentOceanic^P

Sth. PresenceRR⁺MG^PAT⁺MK?MT?AK?PL?MN?TK?

Nth. PresenceTN?MH?RK?PK^PNS?SW?

VouchersRR¹⁹⁹⁹ PK²⁰⁰⁴

Local OriginNative; Resident

Global RangeNative: Japan - Taiwan, Hawai‘i; NZ, Cooks (Rarotonga);

HabitatAquatic; Marine; Nearshore, Deep slope

ThreatenedNo Content

InvasivenessNo Content

BiosecurityNo Content

Medical StatusNo Content

Harmful StatusNo Content

UsesFlesh food (rarely)

IdentificationA stocky silver-grey fish to 75cmSL (usually ~40cmSL), with Depth at Pelvic Fin 1:4 D:SL. COLOUR silvery-grey with darker narrow discontinuous bars, fins uniform. DORSAL with 17-18 spines, tallest centrally; 2nd Dorsal starts well before Anal. LATERAmore...L LINE splits ~5th Dorsal Spine with top branch following upper body, and lower branch dropping vertically and going rearward along the lower body.

Similar SpeciesPromethichthys prometheus is much more slender (1:7 D:SL) (vs 1:4), and lateral line descends and runs rearward mid-body (vs lower body).

Interest NoteNo Content

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Vernacular Names

English and International Names

Pacific Domine ^EN

Pacific Names

No Pacific Names

Local Names

Mangā Ru‘i^RR,MG Mangā Rui^AT Mangā Rai^MK,MT Mangā^TNs,TNw Palu Kapoa?^PK

National Name: Mangā Ru‘i ^RR

Notes: The head and mouth reminds one of the Black Jack (Ru‘i, {Caranx lugubris}).

Island	Status	Main name
National name	RR	Mangā Ru‘i
Rarotonga	+	Mangā Ru‘i
Mangaia	P	Mangā Ru‘i
Ātiu	+	Mangā Rui
Ma‘uke		Mangā Rai
Miti‘āro		Mangā Rai
Aitutaki		?P,?N
Palmerston		?P,?N
Tongareva-write		Mangā
Tongareva-speak		Mangā
Manihiki		?P,?N
Rakahanga		?P,?N
Pukapuka	P	Palu Kapoa?
Nassau		?P,?N

Scientific Names and Taxonomy

National Distribution & Vouchers

National Presence:

Present

Oceanic

Present

islands: [ , {label: 'Rarotonga', stroke: '#009900', fill: '#00CC00', symbol: 'GR', tris: '', trif: '', top: 404.5, left: 210.5, labelLeft: 222, labelTop: 404} , {label: 'Mangaia', stroke: '#009900', fill: '#00CC00', symbol: 'GR', tris: '', trif: '', top: 427.5, left: 261.5, labelLeft: 274, labelTop: 426} , {label: 'Ātiu', stroke: '#009900', fill: '#00CC00', symbol: 'GR', tris: '', trif: '', top: 372.5, left: 261.5, labelLeft: 244, labelTop: 382} , {label: 'Ma‘uke', stroke: '#0000a0', fill: '#fff', symbol: 'WR', tris: '', trif: '', top: 374.5, left: 282.5, labelLeft: 284, labelTop: 385} , {label: 'Miti‘āro', stroke: '#0000a0', fill: '#fff', symbol: 'WR', tris: '', trif: '', top: 358.5, left: 274.5, labelLeft: 283, labelTop: 351} , {label: 'Aitutaki', stroke: '#0000a0', fill: '#fff', symbol: 'WR', tris: '', trif: '', top: 334.5, left: 210.5, labelLeft: 209, labelTop: 321} , {label: 'Palmerston', stroke: '#0000a0', fill: '#fff', symbol: 'WR', tris: '', trif: '', top: 309.5, left: 112.5, labelLeft: 124, labelTop: 309} , {label: 'Manuae', stroke: '#0000a0', fill: '#fff', symbol: 'WR', tris: '', trif: '', top: 346.5, left: 234.5, labelLeft: 244, labelTop: 338} , {label: 'Takūtea', stroke: '#0000a0', fill: '#fff', symbol: 'WR', tris: '', trif: '', top: 362.5, left: 254.5, labelLeft: 211, labelTop: 363} , {label: 'Tongareva', stroke: '#0000a0', fill: '#fff', symbol: 'WR', tris: '', trif: '', top: 32.5, left: 260.5, labelLeft: 205, labelTop: 31} , {label: 'Manihiki', stroke: '#0000a0', fill: '#fff', symbol: 'WR', tris: '', trif: '', top: 80.5, left: 175.5, labelLeft: 187, labelTop: 80} , {label: 'Rakahanga', stroke: '#0000a0', fill: '#fff', symbol: 'WR', tris: '', trif: '', top: 63.5, left: 173.5, labelLeft: 186, labelTop: 63} , {label: 'Pukapuka', stroke: '#009900', fill: '#00CC00', symbol: 'GR', tris: '', trif: '', top: 88.5, left: 33.5, labelLeft: 45, labelTop: 88} , {label: 'Nassau', stroke: '#0000a0', fill: '#fff', symbol: 'WR', tris: '', trif: '', top: 108.5, left: 46.5, labelLeft: 59, labelTop: 108} , {label: 'Suwarrow', stroke: '#0000a0', fill: '#fff', symbol: 'WR', tris: '', trif: '', top: 162.5, left: 115.5, labelLeft: 127, labelTop: 162} ] , legend: [{label: 'Not Assessed', top: 235, stroke: '#0000a0', fill: '#ffffff', symbol: 'WR', tris: '', trif: ''}, {label: 'Present', top: 250, stroke: '#009900', fill: '#00CC00', symbol: 'GR', tris: '', trif: ''}, {label: '? Present', top: 265, stroke: '#006600', fill: '#00CC00', symbol: 'GWR', tris: '#ACACAC', trif: '#ffffff'}, {label: 'Absent', top: 280, stroke: '#C00000', fill: '#CC0000', symbol: 'RR', tris: '', trif: ''}, {label: '? Absent', top: 295, stroke: '#C00000', fill: '#CC0000', symbol: 'RWR', tris: '#c0c0c0', trif: '#ffffff'}, {label: 'Intercepted', top: 312, stroke: '#990000', fill: '#CC0000', symbol: 'RDR', tris: '#000000', trif: '#000000'}, {label: 'Extirpated/Extinct', top: 331, stroke: '#006600', fill: '#00CC00', symbol: 'RGR', tris: '#660000', trif: '#CC0000'} ]

Island	Status
Rarotonga	+
Mangaia	Present
Ātiu	+
Ma‘uke
Miti‘āro
Aitutaki
Palmerston
Manuae
Takūtea
Tongareva
Manihiki
Rakahanga
Pukapuka	Present
Nassau
Suwarrow

Vouchers for:
Epinnula rex

Cook Islands

Southern

Northern

Oceanic

Rarotonga _____ 1999 2fsP fieldspecimen+photo 1999-04, specimen 76cmSL Sonny Tatuava, photo and ID G.McCormack as Epinnula magistralis, re-ID G.McCormack 2025-11 as Epinnula rex per location and # dorsal spines.

Mangaia

Ātiu

Ma‘uke

Miti‘āro

Aitutaki

Palmerston

Manuae

Takūtea

Tongareva

Manihiki

Rakahanga

Pukapuka _____ 2004 5ir informant report 2004-02, informant reports at NBSAP meeting.

Nassau

Suwarrow

Identification

Local Origin and Global Range

Habitat

no data available

Threatened

no data available

Invasive/Pest Status

no data available

Biosecurity

Medicinal

Species Uses

References

Citation Information

McCormack, Gerald (2026) Cook Islands Biodiversity & Ethnobiology Database, Version 2026.04.29 - Cook Islands Natural Heritage Trust, Rarotonga. Online at https://naturalheritage.gov.ck/cibed
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Vouchers for:
Epinnula rex

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Threatened

Invasive/Pest Status

Biosecurity

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References

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Vouchers for: Epinnula rex

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