Pearl gourami deep-sea aquaculture platform domestication method

By adopting a gradual acclimatization model and a multi-point feeding method, the problem of poor adaptability of pearl grouper to deep-sea aquaculture platforms was solved, enabling rapid adjustment of the fish's feeding habits and stable growth, thereby improving the aquaculture success rate.

CN120436079BActive Publication Date: 2026-08-18GUANGDONG DABAIHUI MARINE TECH GRP CO LTD +2
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Patent Information

Application Number
CN202510717079.8
Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
Filing Date
2025-05-30
Publication Date
2026-08-18
Estimated Expiration
2045-05-30

AI Technical Summary

Technical Problem

Pearl giant grouper has difficulty adapting to the new aquaculture environment when transferred from land-based to deep-sea aquaculture platforms, resulting in poor feeding, poor health, and even loss of fry.

Method used

A gradual acclimatization approach was adopted, adjusting the water depth of the rearing tank and the feeding time to help the fish adapt to the deep-sea environment. This was combined with multi-point feeding and underwater camera observation to ensure that the fish's feeding habits were adjusted.

Benefits of technology

The feeding habits of fish can be quickly adjusted to enable them to grow stably in the deep sea environment, laying the foundation for subsequent aquaculture and improving the survival rate and growth potential of fish fry.

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Abstract

The application belongs to the technical field of deep-sea aquaculture, and discloses a pearl gonytrichum Epinephelus areatus deep-sea aquaculture platform domestication method, which comprises the following steps: transporting Epinephelus areatus to an aquaculture cabin, making the water surface of the aquaculture cabin flush with the fish inlet, pumping water into the aquaculture cabin to a target depth k after fish transportation is completed; stopping feeding on the first day after fish transportation is completed; draining the water in the aquaculture cabin the next day, making the water in the aquaculture cabin reach a first depth m, which is smaller than the target depth k, feeding the fish, observing whether the fish eat in a predetermined time t and reach an expected size s, feeding the fish, and pumping water into the aquaculture cabin to make the water level return to the target depth k after feeding is completed; and increasing the water depth by 1 m on the basis of the water depth of the previous day to reach the target depth k. The domestication method adopts a shallow-to-deep domestication mode, adjusts the feeding habit of the pearl gonytrichum Epinephelus areatus in the cabin in time, enables the pearl gonytrichum Epinephelus areatus to quickly adapt to the new aquaculture environment, and lays a foundation for subsequent successful aquaculture.
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