| 摘要: |
| 于2013年4~5月对淮河流域沙河水系进行底栖硅藻标本采样,共鉴定出异极藻科硅藻2属18种5变种,其中中国新纪录1种:假尖顶异极藻(Gomphonema pseudoaugur Lange-Bertalot),对该种的形态特征和生境分布进行了描述.分析了沙河水系异极藻科硅藻的生态分布特点及其对环境的指示作用. |
| 关键词: 异极藻科 沙河 新记录种 中国 |
| DOI： |
| 分类号: |
| 基金项目:水体污染控制与治理科技重大专项(2012ZX07501002-003) |
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| Preliminary studies on Gomphonemataceae (Bacillariophyta) from Shahe river,Huaihe river basin |
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LIU Hao, XIANG Yun, YOU Qingmin, WANG Quanxi
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College of Life and Environmental Sciences,Shanghai Normal University
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| Abstract: |
| Benthic diatom samples were collected from Shahe River,Huaihe River basin in April and May,2013.Twenty-three taxa of Gomphonemataceae were identified,including eighteen species and five varieties,which belong to two genera.One species was the newly recorded species from China: Gomphonema pseudoaugur Lange-Bertalot,the morphological features and habitat distribution pattern of this species was reported.Ecological distributive characters and environmental indication of some Gomphonemataceae species in Shahe River were discussed. |
| Key words: Gomphonemataceae Shahe river newly recorded species China |
