Zobrazeno 1 - 4
of 4
pro vyhledávání: '"El Hadji Ndour"'
Publikováno v:
Annales de Limnologie - International Journal of Limnology. 45:11-21
Difficulties to simply transfer trophic cascade theory from temperate to tropical lakes are now well recognized. Many mechanisms trying to explain top-down divergences between these systems have been proposed, such as lack of key species of herbivoro
Autor:
Robert Arfi, Caroline Rondel, Frédéric Le Bihan, Daniel Corbin, Xavier Lazzaro, El Hadji Ndour
Publikováno v:
Freshwater Biology. 53:637-651
Summary 1. We experimentally compared the impacts of visually feeding zooplanktivorous fish and filter-feeding omnivorous fish in shallow tropical Dakar Bango reservoir, Senegal. We provoked a cyanobacterial Anabaena bloom under mesotrophic to eutrop
Autor:
Omar Thiom Thiaw, Corinne Cuoc, Christophe Leboulanger, Daniel Corbin, Ernest Kouassi, Robert Arfi, Marc Bouvy, Samba Kâ, Marc Pagano, Danielle Defaye, Nganssoumana Bâ, El Hadji Ndour
Publikováno v:
International Review of Hydrobiology. 91:389-405
The chemical and biological characteristics of Lake Guiers (Senegal) have changed markedly since the impoundment of the Senegal River (Diama and Manantali dams) and subsequent development of irrigated agriculture in the nineteen eighties. On a longit
Autor:
El Hadji Ndour, Marc Bouvy, Patrice Got, Marc Troussellier, Ernest Kouassi, Daniel Corbin, Maryse N’guessan Aka, Robert Arfi, Marc Pagano, Gisèle Champalbert
Publikováno v:
Estuarine, Coastal and Shelf Science. 67:369-381
The trophic relationships between metazooplankton and natural particles were studied in May 2002 in the Senegal River Estuary (16 degrees N, 16 degrees W) in low water conditions (dry season). Environmental factors, micro-organism and metazooplankton