Effects of dyestuff effluents on Nigeria macro-benthic invertebrates Hippopera nigeriae

Adult earthworms (Hippopera nigeriae) were exposed to dyestuff pollutants from the Kaduna river at concentrations of 0-100 per cent. The time to death was recorded. The numbers of worms dying increased with increasing concentration. Microscopic examination indicated that death followed copious mucou...

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Veröffentlicht in:	Bulletin of environmental contamination and toxicology 1984-08, Vol.33 (2), p.210-214
1. Verfasser:	OZOH, P. T. E
Format:	Artikel
Sprache:	eng
Schlagworte:	Animal, plant and microbial ecology Animals Applied ecology Biological and medical sciences Coloring Agents - toxicity Ecotoxicology, biological effects of pollution Fresh water environment Fundamental and applied biological sciences. Psychology Industrial Waste Lethal Dose 50 Nigeria Oligochaeta - drug effects Water Pollutants - toxicity Water Pollutants, Chemical - toxicity
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