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Greenbone

Odax pullus, known by the names greenbone, butterfish or its Māori language name rarī, is a species of ray-finned fish, a weed whiting from the family Odacidae, which is found around New Zealand. It is of minor importance to local commercial fisheries.[2]

Greenbone
Scientific classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Class: Actinopterygii
Order: Labriformes
Family: Odacidae
Genus: Odax
Species:
O. pullus
Binomial name
Odax pullus
Synonyms[2]
  • Scarus pullus J. R. Forster, 1801
  • Callyodon coregonoides Parkinson, 1843 (ambiguous)
  • Odax vittatus J. Richardson & Solander, 1843
  • Coregonoides vittatus Solander, 1843 (ambiguous)

Description edit

 
A younger golden-yellow Odax pullus in a kelp forest

Greenbone fish are protogynous hermaphrodites, beginning life as female and a proportion becoming male later in life. Young fish begin life with a golden-yellow colour, developing into a dark green-blue as the fish become juveniles. Adult fish are typically brown-yellow in colour. This species reaches a length of 40 centimetres (16 in) SL and has been recorded as reaching 1.5 kilograms (3.3 lb). Once the fish reach a length of 40 centimetres (16 in), approximately half of the fish develop into males, who have a bright-blue colour.[3]

Range and habitat edit

Odax pullus is common in New Zealand coastal waters, particularly around the South Island.[3] Its range includes the Chatham Islands, Antipodes Islands and Bounty Islands but it is not present around the Three Kings Islands, where it is replaced by the endemic bluefinned butterfish O. cyanoallix.[1]

It inhabits shallow, rocky areas with brown algae growth, mainly Carpophyllum.

Diet edit

Greenbones are primarily herbivorous, feeding mostly on brown seaweeds.[3]

In a human context edit

Rarī is a traditional Māori food-source, and developed a folk reputation for being troublemakers. The name rarī over time became used to describe people who were troublemakers as well.[3] The fish was more commonly eaten in southern New Zealand, and typically caught using large pole nets which used kelp as a camouflage.[3]

Early European settlers similarly had a poor reputation for the fish, until a public health campaign in the 1920s by the Department of Health, who encouraged people to eat the fish due to its high levels of iodine.[3]

References edit

  1. ^ a b Russell, B.; Clements, K.D.; Choat, J.H.; Rocha, L.A.; Myers, R.; Lazuardi, M.E.; Muljadi, A.; Pardede, S.; Rahardjo, P. (2012). "Odax pullus". IUCN Red List of Threatened Species. 2012: e.T190678A17774407. doi:10.2305/IUCN.UK.2012.RLTS.T190678A17774407.en. Retrieved 20 November 2021.
  2. ^ a b Froese, Rainer; Pauly, Daniel (eds.) (2019). "Odax pullus" in FishBase. August 2019 version.
  3. ^ a b c d e f Vennell, Robert (5 October 2022). Secrets of the Sea: The Story of New Zealand's Native Sea Creatures. HarperCollins Publishers Ltd. pp. 142–146. ISBN 978-1-77554-179-0. Wikidata Q114871191.


greenbone, odax, pullus, known, names, greenbone, butterfish, māori, language, name, rarī, species, finned, fish, weed, whiting, from, family, odacidae, which, found, around, zealand, minor, importance, local, commercial, fisheries, conservation, status, least. Odax pullus known by the names greenbone butterfish or its Maori language name rari is a species of ray finned fish a weed whiting from the family Odacidae which is found around New Zealand It is of minor importance to local commercial fisheries 2 Greenbone Conservation status Least Concern IUCN 3 1 1 Scientific classification Domain Eukaryota Kingdom Animalia Phylum Chordata Class Actinopterygii Order Labriformes Family Odacidae Genus Odax Species O pullus Binomial name Odax pullus J R Forster 1801 Synonyms 2 Scarus pullus J R Forster 1801 Callyodon coregonoides Parkinson 1843 ambiguous Odax vittatus J Richardson amp Solander 1843 Coregonoides vittatus Solander 1843 ambiguous Contents 1 Description 2 Range and habitat 3 Diet 4 In a human context 5 ReferencesDescription edit nbsp A younger golden yellow Odax pullus in a kelp forest Greenbone fish are protogynous hermaphrodites beginning life as female and a proportion becoming male later in life Young fish begin life with a golden yellow colour developing into a dark green blue as the fish become juveniles Adult fish are typically brown yellow in colour This species reaches a length of 40 centimetres 16 in SL and has been recorded as reaching 1 5 kilograms 3 3 lb Once the fish reach a length of 40 centimetres 16 in approximately half of the fish develop into males who have a bright blue colour 3 Range and habitat editOdax pullus is common in New Zealand coastal waters particularly around the South Island 3 Its range includes the Chatham Islands Antipodes Islands and Bounty Islands but it is not present around the Three Kings Islands where it is replaced by the endemic bluefinned butterfish O cyanoallix 1 It inhabits shallow rocky areas with brown algae growth mainly Carpophyllum Diet editGreenbones are primarily herbivorous feeding mostly on brown seaweeds 3 In a human context editRari is a traditional Maori food source and developed a folk reputation for being troublemakers The name rari over time became used to describe people who were troublemakers as well 3 The fish was more commonly eaten in southern New Zealand and typically caught using large pole nets which used kelp as a camouflage 3 Early European settlers similarly had a poor reputation for the fish until a public health campaign in the 1920s by the Department of Health who encouraged people to eat the fish due to its high levels of iodine 3 References edit a b Russell B Clements K D Choat J H Rocha L A Myers R Lazuardi M E Muljadi A Pardede S Rahardjo P 2012 Odax pullus IUCN Red List of Threatened Species 2012 e T190678A17774407 doi 10 2305 IUCN UK 2012 RLTS T190678A17774407 en Retrieved 20 November 2021 a b Froese Rainer Pauly Daniel eds 2019 Odax pullus in FishBase August 2019 version a b c d e f Vennell Robert 5 October 2022 Secrets of the Sea The Story of New Zealand s Native Sea Creatures HarperCollins Publishers Ltd pp 142 146 ISBN 978 1 77554 179 0 Wikidata Q114871191 nbsp This class Actinopterygii ray finned fish related article is a stub You can help Wikipedia by expanding it vte Retrieved from https en wikipedia org w index php title Greenbone amp oldid 1197178998, wikipedia, wiki, book, books, library,

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