Fish Behavior

Fish have gills, which are respiratory organs that help them breathe underwater. When fish open their mouths, water flows over the gills. Oxygen dissolved in the water passes into capillaries in the gills, while carbon dioxide is released. This process uses a countercurrent exchange system to enhance oxygen extraction effectively. Gills are composed of thin … Read more

Swai fish, also known as Pangasianodon hypophthalmus, have scales, but they are usually removed during processing. Their skin is smooth and shiny, providing protection. Swai fish adapt well to low oxygen levels, allowing them to thrive in various habitats. However, they are not considered kosher due to their specific characteristics. Culinary uses of swai fish … Read more

Ray-finned fish, known as Actinopterygii, are a large group of bony fish. They make up over 50% of vertebrate species. These fish have fins supported by bony rays and include examples like tuna and salmon. They also have a bony skeleton and a swim bladder for buoyancy. Ray-finned fish have evolved for about 400 million … Read more

To feed fish while on vacation, use these options: Hire a fish sitter for daily care, use automatic feeders, or pack pre-measured food bags. Follow a feeding schedule at the same time each day. Fish can usually go without food for up to 10 days. Always change the water before you leave for their well-being. … Read more

Betta fish need a varied diet for good health. Feed them high-quality pellets, frozen bloodworms, or brine shrimp. Offer two to four pellets once or twice each day. Include a fasting day each week to help digestion. Maintain clean water and the right temperature to support their nutrition. Avoid overfeeding to prevent health issues. Feed … Read more

Feed fish two to three times daily for good health. Create a feeding schedule with set times, like 7 AM, 12 PM, and 6 PM. Fish learn these routines and expect food at these times. This method helps their growth and well-being while limiting overfeeding concerns. Consistent feeding supports positive fish behavior. Techniques also play … Read more

Feed fish as much as they can eat in three to five minutes. Split the total amount into two or more meals each day. Adjust the amount based on the fish type. Watch for gluttonous behavior, as overfeeding can cause health problems and worsen water quality. Maintain a regular feeding routine for better digestion. As … Read more

Betta fish need small portions of food twice a day—once in the morning and once in the evening. Avoid overfeeding, as leftover food can decay and create toxins in the tank. Proper feeding frequency and portion control support the health and well-being of your betta fish, helping them live a longer life. Choosing the right … Read more

Betta fish should be fed twice a day, giving 2–4 pellets each time. This feeding schedule supports proper digestion. To prevent overfeeding, add one fasting day each week. You can adjust the daily feeding frequency based on your fish’s individual needs and activity level. Use high-quality pellets or flakes specifically designed for bettas to ensure … Read more

Cod fish have scales, but their skin feels smooth. The small scales cover the entire body. Cod fish also have three soft-rayed fins on their back, with the first fin shaped like a triangle. Additionally, they possess two single fins located between the vent and the tail. When considering the kosher status of cod fish, … Read more