00000nam 2200000za 4500 9.854289 CaOODSP 20251001155447 cr ||||||||||| 180326s1990 snca||||o f000 0 eng d CaOODSP eng eng fre n-cn--- En36-502/173E-PDF Warwick, William Frank. The use of morphological deformities in chironomid larvae for biological effects monitoring [electronic resource] / W.F. Warwick. Saskatoon, Sask. : Environment Canada, 1990. xii, 34 p. : ill. IWD scientific series ; no. 173 NHRI paper ; no. 43 Digitized edition from print [produced by Environment and Climate Change Canada]. Issued also in French under title: Utilisation des anomalies morphologiques des larves de chironomidés pour la surveillance des effets biologiques. Issued by the Inland Waters Directorate, National Hydrology Research Institute, National Hydrology Research Centre. Includes bibliographical references. "The purpose of this paper is to review the role of chironomids (Diptera: Chironomidae) in aquatic communities and, in particular, the utility of morphological deformities in chironomid larvae for detecting and assessing the significance of contaminants in freshwater ecosystems "--Abstract. Includes abstract in French. gccst Water pollution gccst Environmental impact gccst Aquatic animals Chironomid larvae Canada. Environment Canada. National Hydrology Research Institute (Canada) Canada. Inland Waters Directorate. National Hydrology Research Centre (Canada) Utilisation des anomalies morphologiques des larves de chironomidés pour la surveillance des effets biologiques (CaOODSP)9.854298 Scientific series (Canada. Inland Waters Directorate) no. 173 (CaOODSP)9.823618 PDF 3.42 MB https://publications.gc.ca/collections/collection_2018/eccc/En36-502-173-eng.pdf