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Determining head capsule width of the mayfliesDeleatidiumspp. from labia lengths (note)

 

作者: MichaelS. Field‐Dodgson,  

 

期刊: New Zealand Journal of Marine and Freshwater Research  (Taylor Available online 1987)
卷期: Volume 21, issue 1  

页码: 151-152

 

ISSN:0028-8330

 

年代: 1987

 

DOI:10.1080/00288330.1987.9516210

 

出版商: Taylor & Francis Group

 

关键词: diet;salmon;Deleatidium;labium length;head capsule width;food size;prey width

 

数据来源: Taylor

 

摘要:

A method is described that enables determination of the head capsule width ofDeleatidiumspp., from labia length measurements only. This method has proven useful for gut analysis of recently emerged chinook salmon(Oncorhynchus tsawytscha)of fork length 29–34 mm.

 

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