Spatio-temporal variation of environmental variables and aquatic macroinvertebrate assemblages in Lake Nokoué, a RAMSAR site of Benin

AuteurABOU, YOUSSOUF
AuteurODOUNTAN, HAMED OLANIRAN
AuteurDE BISTHOVEN, LUC JANSSENS
Date d'ajout2026-06-02T16:06:57Z
Date de disponibilite2026-06-02T16:06:57Z
Date de publication2019
ResumeEnvironmental characteristics and macroinvertebrate assemblages of Lake Nokoué (Benin) were investigated from September 2014 to July 2016. Seasonal and hydroclimatic changes, as well as anthropogenic activities were the overriding factors affecting environmental variables investigated. Analysis of macroinvertebrate community structure with several indices revealed a community structure changing across seasons and differing between the sites. Mollusca, Crustacea and Polychaeta were most abundant in the dry seasons, especially at sites close to the ocean, whereas Oligochaeta and Insecta (Diptera, Heteroptera, Coleoptera, Odonata and Ephemeroptera) were abundant in the wet seasons, especially during flood periods (short wet season) at the sites receiving fresh water and on roots of macrophytes. A redundancy analysis placed habitat suitability (temperature and macrophytes) and trophic status …
DOI10.2989/16085914.2019.1629272
Autre identifiantBECDB-10499
URIhttps://dspace.uac.bj/handle/123456789/9350
Languefr
Fait partie deAfrican Journal of Aquatic Science
Sujetbiodiversity indices biomonitoring multivariate analysis tropical lagoon
TitreSpatio-temporal variation of environmental variables and aquatic macroinvertebrate assemblages in Lake Nokoué, a RAMSAR site of Benin
TypeArticle

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