Dominant species comprised Synedra ulna var.oxyrhynchus,Gyrosigma spencerii,Cymbella tumida,Surirella ovata,with the proportion of 13.42%,12.56%,14.00%,9.88% respectively.

 
  • 优势种为肘状针杆藻尖喙变种、斯氏布纹藻、膨胀桥弯藻和卵形双菱藻等;它们在各站点中都有分布;分别占总数的13.;42%25、12
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