1. Typically, fry are not preyed on the day they go into the pond, to ensure that they can adjust to the atmosphere of the reproducing fish pond and also begin feeding the next day.
2. Fish fry need to do a good work of getting rid of the fish pond, eliminating the particles as well as evaluating the water safely prior to going into the fish pond. Validate that the poisoning of medications in the water goes away as well as the fry adapt to the new environment prior to launch.
3. When throwing fry, focus on the dissolved oxygen problem of the water body and also switch on the oxygenating tools in time to boost survival rate of fry.
4. To stop the impact of temperature difference, in order to avoid excessive anxiety of fry in the baby room, the distinction between the water temperature level in the nursery bag as well as the pond water temperature need to not go beyond 2 ℃, and the nursery bag can be put in the pond for half an hour. Temperature level control is one of the most crucial thing to enhance survival rate of fry.
5. When tossing fry, placed the fry in the open area upwind to prevent the fish being blown to the coast by the wind, the pond is not large, and also the fish can not spread out simultaneously, and also crowding brings about absence of oxygen.
6. Throughout the transportation procedure, there is a certain damage to the fry, and also after long-distance transport, the fish are weak and the microorganism’s ability to resist tension is lowered. It is easy to be contaminated by pathogenic bacteria. Consequently, great sanitation as well as anti-stress therapy are required to boost survival rate of fry.
7. Planned to avoid fry natural adversaries. It is best to draw the net a couple of days before the fry are put in the pond to make certain that the dangerous microorganisms in the aquaculture water have been totally eliminated prior to putting the fry.
8. Place the same batch and also the very same spec in one fish pond to prevent the negative effects of size and specification distinctions on the feeding and also growth of people.
9. Within one month after the fish seed startings are put in, eat much less and more meals, and also attempt to feed them equally along the edge of the entire pool to guarantee that the fry consume evenly and feed enough.
The above 9 suggestions for boosting survival rate of fry is just for your recommendation, you need to take care of fish fry according your real circumstance. wish these 9 suggestions of how to improve survial rate of fry will be hepful to you.
