MARINE-PHYTOPLANKTON - HOW MANY SPECIES IN THE WORLD OCEAN

被引:109
|
作者
SOURNIA, A
CHRETIENNOTDINET, MJ
RICARD, M
机构
[1] OBSERV OCEANOL BANYULS,ARAGO LAB,F-66650 BANYULUS SUR MER,FRANCE
[2] MUSEUM NATL HIST NAT,CRYPTOGAMIE LAB,F-75231 PARIS 05,FRANCE
关键词
D O I
10.1093/plankt/13.5.1093
中图分类号
Q17 [水生生物学];
学科分类号
071004 ;
摘要
Towards the end of the 1980s, living plankton flora of the world ocean amounted to 474-504 genera and 3444-4375 species if one neglects the increase rate of taxa during the latest years. In the above figures, the lower estimate is that of the 'reliable' taxa (of practical value for identification tasks), whereas the higher estimate includes the insufficiently known or doubtful organisms, and synonyms are excluded. The frequency distribution of the numbers of species per genus confirms the general hyperbolic law, which implies that a relatively large number of genera are uni- or paucispecific.
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页码:1093 / 1099
页数:7
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