33:
75:
52:
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The destruction or modification of the habitat of the New
Zealand freshwater mussel is likely to be a factor in the decline of its population. This modification or destruction of freshwater habitat is also likely to be a factor in the decline in numbers of the mussel's host fish, the kōaro.
610:
383:
Its reproductive cycle is typical of other freshwater mussels, requiring a host fish on which its larvae (glochidia) parasitise and metamorphose into juvenile mussels – most commonly the
579:
448:, a tool used to dredge mussel beds. Kākahi shells were traditionally used as cutting implements, and strings of shells were used as a way to scare rats away from
438:, and can be found in many early middens. The presence of kākahi around the central North Island lakes may have been a major reason for many central North Island
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are filter feeders, feeding on phytoplankton, animal matter and bacteria. A single mussel is able to filter a litre of water every hour.
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Grainger, Natasha; Collier, Kevin; Hitchmough, Rod; Harding, Jon; Smith, Brian; Sutherland, Darin (May 2014).
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It is one of three species of native freshwater mussels identified in New
Zealand, the others being
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Checklist of the Recent
Mollusca recorded from the New Zealand Exclusive Economic Zone
594:
Lake
Rotokakahi: The kakahi (Hyridella menziesi) in a general framework of lake health
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of rivers, and the introduction of new species of fish leading to actions via the
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are parasitic as larvae, juveniles feed by grabbing food using their foot. Adult
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Secrets of the Sea: The Story of New
Zealand's Native Sea Creatures
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497:. Wellington, New Zealand: Department of Conservation. p. 15.
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to settle around the lakes. The mussels were harvested by using a
784:
Spencer, H.G., R.C. Willan, B. Marshall & T.J. Murray. 2011.
491:
Conservation status of New
Zealand freshwater invertebrates, 2013
888:
823:
439:
765:, William Collins Publishers Ltd, Auckland, New Zealand 1979
370:
Formerly common in lakes, rivers and streams in New
Zealand.
464:
classified the New
Zealand freshwater mussel under the
688:"Decline of the kakahi - identifying cause and effect"
1000:
832:
580:"Resource Management Issues of Significance to Iwi"
638:. HarperCollins Publishers Ltd. pp. 38–43.
8:
736:. National Institute of Water and Atmosphere
717:"Kākāhi - the mysterious freshwater mussel"
443:
312:They were an important food source for the
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269:
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820:
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50:
31:
20:
629:
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623:
483:
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671:Te Ara - the Encyclopedia of New Zealand
608:"Muriwhenua Fisheries Claim / SOE Claim"
597:(MSc thesis). The University of Waikato.
466:New Zealand Threat Classification System
814:Museum of New Zealand Te Papa Tongarewa
477:
430:Kākahi has been a traditional food for
719:, Greater Wellington Regional Council.
351:in 1843, who named the species after
202:
7:
964:6da15eb1-ec82-4c9b-98db-6903cd601ed7
555:"Echyridella menziesii (Gray, 1843)"
529:"Echyridella menziesii (Gray, 1843)"
347:The species was first described by
776:Manual of the New Zealand mollusca
634:Vennell, Robert (5 October 2022).
561:. World Register of Marine Species
14:
535:. New Zealand Organisms Register
73:
1118:Endemic molluscs of New Zealand
456:Conservation status and efforts
1108:Taxa named by John Edward Gray
468:as "At risk" and "declining".
1:
256:New Zealand freshwater mussel
1113:Endemic fauna of New Zealand
591:Butterworth, Joseph (2008).
452:(sweet potato) plantations.
434:since the Archaic period of
1134:
1103:Bivalves described in 1843
462:Department of Conservation
201:
194:
175:
168:
70:Scientific classification
68:
48:
39:
30:
23:
288:endemic to New Zealand.
213:Diplodon menziesii acuta
1098:Bivalves of New Zealand
394:Gobiomorphus cotidianus
330:Echyridella aucklandica
692:Water & Atmosphere
444:
276:
270:
264:
834:Echyridella menziesii
411:Echyridella menziesii
407:Echyridella menziesii
309:, the river mussels.
251:Echyridella menziesii
179:Echyridella menziesii
25:Echyridella menziesii
763:New Zealand Mollusca
389:Galaxias brevipinnis
258:, also known by its
791:25 May 2010 at the
667:"Freshwater mussel"
617:, Waitangi Tribunal
613:27 May 2010 at the
336:Echyridella onekaka
221:Hyridella menziesii
42:Conservation status
806:Lectotype specimen
322:Treaty of Waitangi
205:Diplodon menziesii
16:Species of bivalve
1080:
1079:
972:Open Tree of Life
826:Taxon identifiers
645:978-1-77554-179-0
355:, the surgeon of
353:Archibald Menzies
286:freshwater mussel
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161:E. menziesii
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460:In May 2014 the
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349:John Edward Gray
324:claims process.
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237:Unis depauperata
232:Colenso, 1845
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229:Unio waikarensis
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793:Wayback Machine
759:Powell A. W. B.
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1002:Unio menziesii
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436:Māori history
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170:Binomial name
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812:and held at
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738:. Retrieved
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366:Distribution
358:
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290:E. menziesii
289:
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147:
24:
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910:iNaturalist
780:Henry Suter
148:Echyridella
1087:Categories
1017:Q106034475
702:12 January
654:Q114871191
472:References
445:rou kākahi
379:Life cycle
1093:Unionidae
359:Discovery
307:Unionidae
155:Species:
137:Unionidae
93:Kingdom:
87:Eukaryota
56:Declining
1011:Wikidata
849:Q3017763
843:Wikidata
789:Archived
778:, 1913,
730:"Kākahi"
698:(4): 8–9
686:(2002).
650:Wikidata
611:Archived
343:Taxonomy
196:Synonyms
133:Family:
127:Unionida
117:Bivalvia
107:Mollusca
103:Phylum:
97:Animalia
83:Domain:
1070:1325792
1044:9203606
977:1018879
902:7452008
889:4752438
740:24 June
565:24 June
539:24 June
510:24 June
426:History
417:Threats
401:Feeding
374:Ecology
302:in the
300:mollusc
297:bivalve
294:aquatic
282:species
280:, is a
277:torewai
189:, 1843)
143:Genus:
123:Order:
113:Class:
58: (
1057:987766
990:819815
961:NZOR:
954:981778
941:198678
928:983814
915:388873
863:898421
769:
652:
642:
501:
450:kūmara
405:While
391:) and
304:family
292:is an
274:, and
265:kākahi
262:names
254:, the
60:NZ TCS
1065:WoRMS
1031:7DKYY
985:WoRMS
876:6DWJ2
559:WoRMS
495:(PDF)
432:Māori
385:kōaro
314:Māori
260:Māori
1052:ITIS
1039:GBIF
949:NCBI
936:IUCN
923:ITIS
897:GBIF
858:BOLD
767:ISBN
742:2016
734:NIWA
704:2019
640:ISBN
567:2016
541:2016
512:2016
499:ISBN
357:HMS
333:and
271:kāeo
187:Gray
1026:CoL
884:EoL
871:CoL
440:iwi
284:of
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387:(
185:(
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Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.
