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Washington hatchery programs are seeing an increase in closures this year due to lawsuits and conservation efforts. But what does this mean for the industry? Also, head over to our website to take the poll we have there if you haven't already.
- Seyitan Moritiwon, Associate editor
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Following engagement and review with federal fisheries managers and tribal co-managers, The Washington Department of Fish and Wildlife (WDFW) has announced modifications to two steelhead hatchery programs in Clallam and King counties to promote wild steelhead conservation and support future fisheries.
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The state of New Hampshire has approved a US$ 50.8 million contract to build a fish hatchery for the New Hampshire Fish and Game Department in New Hampton.
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Wild Fish Conservancy and The Conservation Angler filed a lawsuit against the Washington Department of Fish and Wildlife (WDFW) amongst other groups, which will see the closure of two Washington state fishery programs and the reduction of a third.
» Read More...
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Fishmeal has always been the traditional protein of choice for aquaculture. Fishmeal has an almost perfect nutritional profile, which supplies the fish with the necessary amino acids and fatty acids needed for good growth. However, problems such as sustainability and availability have been pushing nutritionists away from fishmeal.
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The last few years can hardly be called easy for global aquaculture, as farmers have been wrestling with numerous challenges involving high energy costs and soaring feed prices. However, in some corners of the world, businesses are caught in the midst of armed conflicts, and at least some of them have to face far more severe problems.
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Photoperiod and light intensity play a critical role in the growth rate, vigour, and sexual reproduction of many fish species. Yet, many unknowns exist about how light characteristics, such as intensity and wavelength, are perceived by farmed fish (Oldham et al. 2023).
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One type of fish tank used in recirculating aquaculture systems (RAS) is the Cornell-style dual-drain circular tank. Cornell-style dual-drain fish tanks have two drains: a bottom centre drain and an elevated sidewall drain.
» Read More...
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