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biologybenthic invertebrates
aquatic insects
specimen collection
2 Dossier(s) trouvé(s) pour le chercheur principal "Barr, David" (les projets pluriannuels sont regroupés):
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Licence #2654
chercheur principal: Barr, David W.
Année(s) de permis: 1981
Résumé: To make a detailed study of aquatic mite and benthic invertebrates (small aquatic organisms) in the lakes, ponds and streams. Samples of all types will be collected for preservation in the museum's research collection....
Année(s) de permis: 1981
Résumé: To make a detailed study of aquatic mite and benthic invertebrates (small aquatic organisms) in the lakes, ponds and streams. Samples of all types will be collected for preservation in the museum's research collection....
Licence #2530
chercheur principal: Barr, David W.
Année(s) de permis: 1980
Résumé: to make about 25 collections of aquatic mites from pond and lake margins and to determine if the diversity of the species warrants more extensive research in future years. All speciments collected will be preserved and deposited with the Royal Ontario Museum for future study....
Année(s) de permis: 1980
Résumé: to make about 25 collections of aquatic mites from pond and lake margins and to determine if the diversity of the species warrants more extensive research in future years. All speciments collected will be preserved and deposited with the Royal Ontario Museum for future study....
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