amphidromous

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amphidromous

descriptive of migratory behaviour of fish moving from fresh to salt water and vice versa for feeding or wintering purposes, but not for breeding. See ANADROMOUS, CATADROMOUS.
References in periodicals archive ?
Very large hydropower schemes can affect fish migration and breeding, as the probable effect of the Kielder Dam on the important dace population on the River Tyne showed (dace look like a freshwater version of the herring and the Tyne has some record size fish).
Snow-fed river flows in the summer are important for everything from farm irrigation to hydroelectric power generation and fish migration.
Fisheries managers and researchers have many technologies to choose from when they study fish migration and survival," said lead author Geoff McMichael of the Department of Energy's Pacific Northwest National Laboratory.
As we learn about how adult, juvenile, and larval fishes use tidal currents for migration, the need becomes evident for more accurate tide-prediction models that can be used for modeling fish migration.
Here (Manchester Fuel Department) we are beginning an important stage of this project to provide habitat and enhanced fish migration to help endangered salmon breed successfully.
In particular funds will enable the Agency to conserve and restore salmon stocks and remove barriers to fish migration.
A moratorium on fill in the bay has stood for 30 years, and many are unconvinced it should be lifted now, citing the danger of increased chemical runoff, habitat damage and interrupted fish migration.
The articles also discuss such problems of concern to ICES and its members as overfishing, fish migration, transplantation, pollution, fish populations and fluctuations, etc.
In recent years the utility has constructed new facilities for aiding both upstream and downstream fish migration around the Baker River's two tall hydropower dams.
Also, scientists from Lulea University of Technology developed a unique fish migration system, which provides a bypass for downstream migration of the fish.
EFFORTS are continuing to improve fish migration at the Tees Barrage after a poor year for salmon anglers.