Скачать или смотреть How to use hormones in fish || মাছের হরমোন প্রয়োগ প্রক্রিয়া

In this video, we'll be discussing how to use hormones in fish, and how this can be beneficial for both your fish and your farming efforts. We'll cover everything from introducing hormones to how fish respond to hormones, and how this can be used in the fish farming industry.

If you're looking to use hormones in your fish farming efforts, then this video is for you! We'll provide you with clear instructions on how to introduce hormones to your fish, and how they will impact your farming operation. It's time to take your fish farming to the next level with the help of hormones!

Using hormones in fish for breeding is a common practice in aquaculture to control the reproductive process, increase the production of high-quality fish, and optimize the timing of spawning. However, it's essential to note that hormone use in fish should be carried out with care, following regulatory guidelines and best practices. Here's a general guide on how to use hormones in fish breeding:

Select the Appropriate Hormone:

Determine the species of fish you want to breed and the desired outcome (e.g., inducing ovulation or spermiation).
Choose the appropriate hormone for that species.

Commonly used hormones include:

Luteinizing Hormone-Releasing Hormone Analogs (LHRHa) for inducing ovulation in female fish.
Human Chorionic Gonadotropin (hCG) for inducing spermiation in male fish.
Carp Pituitary Gland Extract (CPGE) for some cold-water species.
Dopamine Antagonists for inhibiting maturation in female fish.

Prepare the Hormone Solution:

Weigh and dissolve the hormone in a suitable solvent (usually saline or distilled water). Follow the manufacturer's instructions for dosage.
Ensure that the hormone concentration is accurate, as overdosing can have adverse effects.

1. Administer the Hormone:

There are various methods to administer hormones to fish, including injection, immersion, or oral administration, depending on the species and hormone used.
For injection, use a fine needle to inject the hormone solution into the fish's muscle or peritoneal cavity. This method is commonly used for LHRHa and hCG.
For immersion, immerse the fish in a bath containing the hormone solution for a specified period. This method is often used for smaller fish and species like trout.
Ensure that you use the correct dosage and follow recommended protocols to minimize stress and potential side effects.

2. Monitor and Maintain Environmental Conditions:

Maintain appropriate water temperature, pH, and lighting conditions that mimic the fish's natural spawning environment.
Regularly monitor the fish's behavior and condition during the hormone treatment.

3. Induce Spawning:

Observe for signs of maturation and readiness, such as changes in color or behavior.
Once fish are mature and responsive, initiate spawning by providing suitable spawning substrates or conditions.

4. Collect and Handle Eggs and Milt (Sperm):

After successful spawning, collect eggs and milt for fertilization.
Use a gentle and careful approach to minimize damage to the reproductive cells.
Record Data and Evaluate Results:

Keep detailed records of the hormone treatment, spawning success, and any issues encountered.
Evaluate the effectiveness of the hormone treatment in achieving your breeding goals.

5. Dispose of Waste Properly:

Dispose of unused hormone solutions and waste materials according to local regulations and best practices.
Always consult with a fisheries expert or aquaculture specialist, as hormone use can vary greatly depending on the fish species and local regulations. Comply with ethical and legal guidelines, and prioritize the health and welfare of the fish throughout the breeding process.



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