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Fish populations of the Avon‐heathcote estuary

 

作者: B. F. Webb,  

 

期刊: New Zealand Journal of Marine and Freshwater Research  (Taylor Available online 1973)
卷期: Volume 7, issue 3  

页码: 223-234

 

ISSN:0028-8330

 

年代: 1973

 

DOI:10.1080/00288330.1973.9515469

 

出版商: Taylor & Francis Group

 

数据来源: Taylor

 

摘要:

Details are given of gut‐content analyses for nine fish species from the Avon‐Heathcote Estuary, Christchurch, New Zealand: sand flounder,Rhombosolea plebeia(Richardson); yellow‐bellied flounder,R. leporina(Hutton); common sole,Peltorhamphus novaezeelandiae(Gunther); yellow‐eyed mullet,Aldrichetta forsteri(Cuvier & Valenciennes); kahawai,Arripis trutta(Bloch & Schneider); spotty,Pseudolabrus celidotus(Bloch and Schneider); cockabully,Tripterygion nigripenne(Cuvier & Valenciennes); common bully,Gobiomorphus basalis(Gray); and globefish,Spheroides richei(Freminville). The percent occurrences of each food type recorded over Ihe sampling period (April 1965‐April 1966) for each species are compared. Monthly food tables are given for those species of which suitably large samples were obtained (sand flounder, yellow‐bellied flounder, common sole, yellow‐eyed mullet, and globefish). Where possible, the dietary occurrence of different food types is related to environmental and other factors observed or considered likely to influence food selection.

 

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