Evaluation de la qualite ecologique de la riviere Musolo a Kinshasa

Clement Munganga Kilingwa, Willy Lusasi Swana, Victor Pwema Kiamfu

Evaluation de la qualite ecologique de la riviere Musolo a Kinshasa
Format
Paperback
Publisher
Editions Universitaires Europeennes
Published
24 April 2020
Pages
96
ISBN
9786139570751

Evaluation de la qualite ecologique de la riviere Musolo a Kinshasa

Clement Munganga Kilingwa, Willy Lusasi Swana, Victor Pwema Kiamfu

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Cette etude vise a contribuer a la connaissance des macroinvertebres benthiques de la riviere Musolo afin de determiner le degre de pollution de cette derniere a l'heure de l'anthropisation. Cette riviere (situee a 04 Degrees 19', 91'' S, 015 Degrees 31' 36.25'' E et a 279 metre d'altitude) est situee dans la partie Est de la ville de Kinshasa, plus precisement dans la commune de la N'sele. Les macroinvertebres benthiques ont ete echantillonnes a cinq stations specifiques de cette riviere en utilisant le filet serber. Un total de 834 individus dont 482 en saison de pluies et 352 en saison seche ont ete inventories. Ces organismes appartiennent a 3 classes (insectes, vers et mollusques), 7 ordres (Coleopteres, Heteropteres, Dipteres, Odonates, Plecopteres, Gasteropodes, Oligochetes) et 15 familles (Hydrophilidae, Dryopidae, Dysticidae, Nepidae, Naucoridae, Gerridae, Chironomidae, Culicidae, Athericidae, Libellulidae, Coenagrionidae, Leuctridae, Lymnaeidae, Lumbricidae, Tubificidae). Les valeurs de l'IBGN (3/20 a 4/20) revelent que les eaux de cette riviere sont polluees.

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