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Kina (Evechinus chloroticus) is a sea urchin endemic to New Zealand. This echinoderm belongs to the family Echinometridae and it can reach a maximum diameter of 16–17 cm. [ 1 ] Kina populations throughout New Zealand have dramatically grown due to the effects of overfishing and climate change , resulting in over-grazing that significantly ...
These sea urchins have a disc-like body, more or less bulging, structured by a flexible test, which is nearly unique among sea urchins. Most species can grow quite big and live in deep seas, though some genera contain shallow species (especially Asthenosoma). [1] The test is composed of thin and weakly calcified plates, not always continuous.
2 List of species. 3 References ... Heliocidaris is a genus of sea urchins, ... Characteristics. This genus is typical of west Pacific Ocean (Japan to New Zealand ...
Bernice P. Bishop museum. Bulletin 153. Honolulu, Hawaii: The Museum. Dell, R. K. (1987). Mollusca of the Family Mytilidae (Bivalvia) Associated with Organic Remains from Deep Water Off New Zealand, with Revisions of the Genera Adipicola Dautzenberg, 1927 and Idasola Iredale, 1915. National Museum of New Zealand. Dijkstra, H. H. (1991).
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The Polynesian Triangle is a geographical region of the Pacific Ocean with Hawaii (Hawaiʻi) (1), New Zealand (Aotearoa) (2) and Easter Island (Rapa Nui) (3) at its corners, but excluding Fiji on its western side. At the center is Tahiti (5), with Samoa (4) to the west.
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This list of bird species introduced to the Hawaiian Islands includes only those species known to have established self-sustaining breeding populations as a direct or indirect result of human intervention. A complete list of all non-native species ever imported to the islands, including those that never became established, would be much longer.