dc.creatorDe Los Ríos Escalante, Patricio
dc.creatorWoelfl, Stefan
dc.date2011
dc.date2012-02-05T17:51:29Z
dc.date2012-02-05T17:51:29Z
dc.date2012-02-05
dc.date.accessioned2021-06-14T22:06:36Z
dc.date.available2021-06-14T22:06:36Z
dc.identifierCrustaceana, Vol. 84, Nº9, 1061-1068, 2011
dc.identifierhttps://hdl.handle.net/10925/550
dc.identifier10.1163/001121611X584343
dc.identifier.urihttp://repositorioslatinoamericanos.uchile.cl/handle/2250/3300712
dc.descriptionThe zooplankton assemblages in deep, mostly oligotrophic northern Patagonian lakes are characterized by a low species number and a marked dominance of calanoid copepods, as well as often by the presence of large mixotrophic ciliates (Stentor). In the present study, data collected in field work on four northern Patagonian lakes were analysed using co-occurrence of null models, with the aim to determine potential regulating factors for the observed crustacean and mixotrophic ciliate assemblages, using a presence-absence matrix. The null model uses species co-occurrence, and the basis of this model is that the species associations observed are random. The results revealed the absence of regulating factors and indicate that the sites are relatively homogeneous, with low species numbers, and similar plankton assemblages at all study sites. This finding coincides with similar descriptions for zooplankton assemblages in other Chilean Patagonian lakes. © 2011 BRILL.
dc.formatPDF
dc.formatapplication/msword
dc.languageen
dc.sourceCrustaceana
dc.subjectMesotrofia
dc.subjectZooplankton
dc.subjectProtozoos
dc.titleUse of null models to explain crustacean zooplankton assemblages in northern patagonian lakes (Chile) with and without mixotrophic ciliates
dc.typeArtículo de Revista


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