Fish
Glycerol offers corn alternative for tilapia diets
Crude glycerol may offer a replacement for corn in farm-raised Nile tilapia diets, say researchers.
- Fishmeal-free diets alter gut microbes, but cleared for use in recirculating systems
- Will farmed flathead grey mullet eat their vegetables, instead of fishmeal?
- Licorice feed additive boosts fish growth, immune response
- Supplemental selenium boosts plant-based aquafeed
- Does enzyme use ensure higher gain in tilapia production?
- Do pineapple trimmings have a place in aquafeed?
- Tallow may offer lipid option for salmon feed
- Farmed salmon are as fertile as wild salmon
Fish
Fight fish disease with fish
Scientists are checking the possibility of limiting the spread of the dangerous fish disease FZT with the help of a very special fish
How healthy is farmed salmon?
Is farmed salmon as healthy to eat as wild salmon? And what about the health of the fish themselves?
Fish trimmings feed promising for Australian prawn farm
A high-protein feed made from salmon and tuna trimmings has shown promise in a three-year trial at a Queensland-based prawn farm, its manager says.
A cold cure for sick fish
When pipefish are sick, they swim towards cooler water to get better. But what will happen when global warming causes the world's seas to heat up?
Encapsulated yeast strain could boost immune response in fish
Fish fed the encapsulated diet had the largest weight gain and growth rate, said the researchers. That group also had the lowest feed conversion ratio.
Probiotics may offer Atlantic salmon, trout protection against cold-water disease
A probiotic treatment may help protect salmonid species from cold-water disease. Probiotic protection also may offer a way to reduce the use of antibiotics
A better way to do aquaponics
The traditional aquaponics single-unit system disadvantages the fish, the plants or both. Now might be the right time to rethink the design.
Fish farming – coping with heat
An increase in water temperature means a depletion in oxygen levels. How do tunnel-based fish farms cope with extreme heat and ensure that fish receive
How to start your own aquaculture business – Part 3
In the last two articles, we examined the road to be taken by starter fish farmers with little or no experience.
How to start your own aquaculture business – part 2
In this second instalment of our series on launching an aquaculture business, we look at what steps to follow once a beginner has secured a basic knowledge
Seaweed supplementation said to boost immunity in fish
Adding supplemental seaweed to farmed fish diets could boost immune functioning and antioxidant responses.
Pond Construction: Some Practical Considerations
Conservative estimates place the correct number of farm ponds in Virginia at over 50,000. These ponds range in size from less than one acre to over 30 acres in