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The number of pelagic fish in Lake Paasivesi, Finland, monitored by hydroacoustic methods

✍ Scribed by Juha Jurvelius; Torfinn Lindem; Jarmo Louhimo

Book ID
119113179
Publisher
Elsevier Science
Year
1984
Tongue
English
Weight
629 KB
Volume
2
Category
Article
ISSN
0165-7836

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✍ Juha Jurvelius; Ilkka Sammalkorpi 📂 Article 📅 1995 🏛 Springer 🌐 English ⚖ 607 KB

A large scale biomanipulation of pelagic fish by trawling was started in the eutrophic Enonselka basin (26 km 2 ) of Lake Vesijdrvi to improve the water quality which had remained poor in spite of the termination of nutrient loading . The distribution and density of the fish were studied by hydroaco