The use of wild fish to feed farmed fish directly impacts ocean fisheries. But aquaculture can also diminish wild fisheries indirectly by habitat modification, collection of wild seedstock, changes in ocean food webs, introduction of non native fish species and diseases that harm wild fish populations, and nutrient pollution.
The magnitude of such impacts . . . → Read More: Ecological Impacts Of Aquaculture
Global production of farmed fish, shrimp, clams, and oysters more than doubled in weight and value during the 1990s while landings of wild-caught fish remained level. Many people look to this growth in aquaculture to relieve pressure on ocean fish stocks, most of which are now fished at or beyond capacity, and to allow . . . → Read More: Effects of Aquaculture on World Fish Supplies
The optimum stocking density of a fishpond is that amount of fish released into the pond at the beginning of the production period, which guarantees the highest possible economic income.
The assessment of the fishpond stocking is one of the most important parameters for making the success of the breeding.
For aquacultural systems, . . . → Read More: Pond Stocking For optimum density
Silver Perch strike oil:
In 1998 the CSIRO completed a study on the beneficial oils that are found in Australian fish. The results of this study will give a real boost to the marketing of Silver Perch. Most of us have known that Silver Perch contain a high level of omega-3 fatty acids. What . . . → Read More: Aquaculture – A Sustainable Source of Protein- Silver Perch