遇见数据集

(Table 6) Occurrence of selected diatom species in ODP Hole 119-737B

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Species abundance: A = abundant (>2 specimens in one field of view (X1800)), C = common (1 specimen in 2 fields), F = few (1 specimen in each horizontal transect), R = rare...

物种丰度(Species abundance)分级标准:A为丰富(Abundant),即单视场(X1800倍)内标本数大于2份;C为常见(Common),即每2个视场内存在1份标本;F为稀少(Few),即每条水平样带内各有1份标本;R为罕见(Rare)……

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