sample id: YRef 8-22 fish: Pseudolaubuca engraulis fish size: 10.2mm SL object description: size c.a. 1mm, with a membrane with snakeskin grain, cannot figure out whether it’s artificial or part of an organism....
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使用管道操作符%>>%简化R指令行
在分析数据的时候，中间的步骤会在得到最终结果前制造一大堆可能并没有更多用途的变量，管道操作符%>>%可以极大地简化指令。 比如多元分析中一个常用的聚类，就需要以下步骤： library(vegan) my_dist<-vegdist(dat,"bray") my_clust<-hclust(my_dist,"ward.D") plot(as.dendrogram(my_clust),horiz=T)...
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inside the gut of larval fishes
I have been working on gut contents of larval fishes in Yangtze River estuary for a while. Besides a lot of Cladocera and Copepods, some other creatures occurred unexpectedly, like insects and parasites as below....
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Eupleurogrammus muticus
preflexion larva of E. muticus, total length 7.4mm 中文检索：小带鱼 ...
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