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When Is Spillover from Marine Reserves Likely to Benefit Fisheries?
The net movement of individuals from marine reserves to the remaining fishing grounds is known as spillover and is frequently used to promote reserves to fishers on the grounds that it will benefit fisheries. Here Colin D. Buxton et al, University of...
AQUAPLAN 2014-2019 - Australia's National Strategic Plan for Aquatic Animal Health
AQUAPLAN 2014–2019 is Australia’s third national strategic plan for aquatic animal health. It outlines the priorities to strengthen Australia’s arrangements for managing aquatic animal health, and to support sustainability, productivity, and market...
Profitable Sustainability in Aquaculture
Consumer awareness of sustainable aquaculture production has led to increased interest in certification for sustainable aquaculture practices. In contrast to common belief, this certification encompasses a broader scope than just environmental issues....
Persistence of Tetracapsuloides Bryosalmonae (Myxozoa) in Chronically Infected Brown Trout
Proliferative kidney disease is a widespread disease of farmed and wild salmonid populations in Europe and North America, caused by the myxozoan parasite Tetracapsuloides bryosalmonae. Ahmed Abd-Elfattah et al, University of Veterinary Medicine, Austria,...
The Secret Life of the Sea Trout
Jan G. Davidsen and his graduate students are spies. They use listening stations and special tags they attach to their subjects to track their movements. They follow their subjects winter and summer, day and night.They are in pursuit of secrets and are...
Eyeless Mexican Cavefish Eliminate Circadian Rhythm to Save Energy
Eyeless Mexican cavefish show no metabolic circadian rhythm in either light and dark or constant dark conditions, according to a study published September 24, 2014 in the open-access journal PLOS ONE by Damian Moran from Lund University, Sweden, and colleagues....
Fisheries and Aquaculture of the United States 2013
This publication is the annual National Marine Fisheries Service (NMFS) yearbook of fishery statistics for the United States. The report provides data on U.S. recreational catch and commercial fisheries landings and value. ...
The Noisy World of Mud Crabs
Fish are not silent crea­tures. Just like the ter­res­trial world, there’s a ver­i­table sym­phony of sound echoing under the sea. ...
Effects of Temperature, Digestion on the Swimming Performance of Juvenile Chinese Bream
To test whether digestion affected swimming performance in an active forager and whether the possible effects varied with temperature, Jing Peng et al, Chongqing Normal University, investigated the critical swimming speed (Ucrit) and the resting and active...
European Seabass Perform Better in Cages With a Big Volume
Although the effects of fish density on the performance of fish have been widely studied, there has been little work done into the effect of cage size on seabass performance, said Athanasios Samaras speaking at Aquaculture Europe 2014, writes Lucy Towers,...
Chronic Exposure to High Nitrate Concentration Reduces Growth and Affects Health of Juvenile Nile Tilapia in RAS
Due to nitrate accumulation during nitrification and low water-exchange rates in recirculating aquaculture systems (RAS), nitrate levels can build up. Hendrik Monsees has therefore investigated the effect that exposose to high nitrate concentration has...
Effects of Salmon Lice Infection on the Behaviour of Sea Trout in the Marine Phase
Salmon lice Lepeophtheirus salmonis Krøyer may affect survival and growth of anadromous salmonids through physiological stress and/or behavioural changes. Using acoustic telemetry tracking, Karl Øystein Gjelland et al, Norwegian Institute for Nature...
The Role of Fish in the First 1,000 Days in Zambia
Fish is especially rich in essential omega-3 long-chain polyunsaturated fatty acids and micronutrients, including bioavailable calcium, iron and zinc. Fish features prominently in the diet of most, especially poor, Zambians. Despite this, its significance...
Farmed Milkfish as Bait for the Tuna Pole-and-line Fishing Industry in Eastern Indonesia: A Feasibility Study
Pole-and-line fishing is considered to be a sustainable method for catching tuna. However, the reliance on baitfish, which are commonly very variable in their availability, has the potential to introduce unsustainable elements to the fishery, write Arun...
A Nutritional Additive Increases Survival and Reduces Parasitism in Nile Tilapia During Masculinisation
Ectoparasites are key agents responsible for causing diseases in farmed fish. The Nile tilapia, in particular, has been shown to be susceptible to infestation by trichodinids and monogeneans, write Santiago Benites de Pádua, Aquivet Saúde Aquática,...
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