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Ivlev's Electivity Index

Subcategory: dietary analysis
Standard reference: Ivlev 1961
Papers: 2 | Mentions: 2

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Knowledge graph centered on Ivlev's Electivity Index with 35 nodes and 121 connections. Top connected: Unknown, aquatic insects, Baetis, Trichoptera, interspecific competition.

Description

Modified gut content analysis method that estimates feeding intensity by counting the proportion of abdominal segments containing food rather than identifying specific prey items.

Typical Equipment

  • dissecting equipment

Output Measurements

  • gut fullness proportion