Niche preferences and spatial distribution of Monogenea on the gills of Pimelodus maculatus in Rio de la Plata (Argentina)

被引:17
作者
Gutiérrez, PA
Martorelli, SR
机构
[1] Univ Caece, Dept Biol, RA-1085 Buenos Aires, DF, Argentina
[2] CEPAVE, RA-1900 La Plata, Buenos Aires, Argentina
关键词
Demidospermus ssp; Scleroductus yuncensi; Pimelodus maculatus; gill-hemibranch preferences; niche breadth; niche overlap;
D O I
10.1017/S003118209900459X
中图分类号
R38 [医学寄生虫学]; Q [生物科学];
学科分类号
07 ; 0710 ; 09 ; 100103 ;
摘要
Five Monogenea species were found on the gills of the catfish Pimelodus maculatus in Rio de la Plata (Argentina). These were used for studying the preference of species on different gill-hemibranches, niche breadth and niche overlap between species. It was found that congeneric species had a generic-specific preference for certain gill-hemibranches. Niche breadth appeared to be related to the number of individuals of each species. Niche overlap between the species is discussed.
引用
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页码:183 / 188
页数:6
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