主要参考文献 | Johnson, J.H. and D.S. Dropkin, 1995 | ||
鱼阶段 | juv./adults | 平均长度 | 11.40 TL |
Sample size | 15 | Percent empty | 40 |
国家 | USA | 地点 | Juniata River, Pennsylvania, 1990 |
时期 |
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Diet percent | 食物一 | 食物二 | 食物三 | 捕食阶段 | Item Name | 建议与指正 |
---|---|---|---|---|---|---|
4.40 % | zoobenthos | insects | insects | nymphs | Chironomidae | Chironomidae |
5.00 % | zoobenthos | insects | insects | nymphs | Ephemeroptera | Ephemeroptera |
5.00 % | zoobenthos | insects | insects | nymphs | Potamanthidae | Potamanthidae |
5.60 % | zoobenthos | insects | insects | nymphs | insects | misc. aquatic insects |
6.70 % | zoobenthos | insects | insects | nymphs | Ephemeridae | Ephemeridae |
8.40 % | zoobenthos | insects | insects | nymphs | Trichoptera | misc. Trichoptera |
9.20 % | zoobenthos | insects | insects | nymphs | Hydropsychidae | Hydropsychidae |
10.00 % | zoobenthos | insects | insects | nymphs | Ephemerellidae | Ephemerellidae |
10.90 % | zoobenthos | insects | insects | nymphs | Baetidae | Baetidae |
34.80 % | zoobenthos | insects | insects | nymphs | Heptageniidae | Heptageniidae |