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浏阳河流域鱼类资源现状调查及河流健康状态评价
Author(s) -
芙蓉 殷,
双雨 阴,
秀益 谭
Publication year - 2020
Publication title -
sheng tai huan jing yu bao hu
Language(s) - Uncategorized
Resource type - Journals
ISSN - 2630-4740
DOI - 10.32629/eep.v3i5.796
Subject(s) - geology
本文通过现场调查法对浏阳河流域的鱼类资源进行了调查,并通过计算鱼类生物完整性指数对浏阳河的健康状态进行评价。调查得知,浏阳河流域鱼类种类较1980年大幅度减少,由原有的86种鱼类下降到44种。生物完整性指数IBI结果显示,浏阳河上游河流健康状态为“一般”,中下游河流健康状态为“一般”向“差”的过度状态。鱼类生物损失指数高达51.16%,浏阳河属于不健康状况。

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