Aquaculture

Envirtec Pakistan > Aquaculture

Aquaculture

Intensive aquaculture (fisheries) produces a series of problems that need to be carefully managed to be able to achieve a successful long lasting operation. The problems are:

  • High BOD due to the dense fish excrements.
  • Dissolved oxygen effect the Ph. and alkalinity of the water; if it diminishes it will provoke a negative bacterial activity.
  • Relation between NH3, NOx, N2, P and the BOD in the water
  • Taking care of the Phytoplankton (phytoplankton is desirable)
  • Water turbidity (it is desirable to maintain a degree of turbidity in the water)
  • Mineralization and degradation of the organic material, especially waste which mineralizes aerobic nutrients, which are responsible for the accumulation of CO2, nitrates, (unless they attach themselves to simple organisms like phytoplankton) or complex organisms that will result in a solution such as phosphates.
  • Elimination of nutrients to avoid effluents with high level of N and P
  • Algae growth and algae’s mucus control
  • Formation of biofilm in the ponds
  • Keeping all of the above in balance and harmony

Applying ENVIRMIX will decompose excrements and nutrients residues alike in the natural manner. ENVIRMIX does so, by eliminating the causes, which alters water quality. Oxygen is used by the bacteria in ENVIRMIX to decompose the excrements and food residues. Levels of oxygen in the water need to be monitored. This is important in the event of excess of nutrients in the water, thus reducing oxygen levels for the fish. ENVIRMIX helps maintaining the correct Ph. at optimal level. ENVIRMIX bacteria transform Ammonia and Nitrates into proteins which forms into mud flakes, thus removing same from the fish (the major threat for fish are Ammonia and Nitrates) Phosphorus end up in the mud and the BOD is rapidly reduced. ENVIRMIX has no effect on Phytoplankton. Slime, biofilm and mucus are eliminated with the use of ENVIRMIX.

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