Karim Banna

Fishing down the food chain is the process of catching smaller fish as larger predator fish become fewer. Overfishing causes this shift and lowers the average trophic level. Such changes harm ocean ecosystems and threaten marine life, biodiversity, and sustainability. Overfishing also undermines sustainability. Sustainable fishing aims to maintain fish populations at healthy levels while … Read more

Fish vision has round lenses that bulge outward. This shape improves peripheral vision, helping fish notice movement around them. The lenses bend light well due to a high refractive index of about 1.67, the highest among vertebrate animals. This unique eye anatomy enhances depth perception in underwater environments. Fish can detect a wide range of … Read more

Fish scales provide valuable bioactive peptides. They can be converted into chitin and chitosan. These compounds have antioxidant, antimicrobial, and antiviral properties. Fish scales find use in food preservation, medicine, and cosmetics, contributing to better health and nutrition. In terms of detoxification, fish scale may assist the body in clearing toxins. It can help in … Read more

Fish scale coke is a highly purified form of cocaine. It has a potency of up to 90%. Its shiny appearance resembles fish scales. This strong stimulant poses serious health risks, including a high addiction potential. Users must understand its effects and dangers to make informed choices. Users risk overdose due to its potency. The … Read more

Fish migration is the mass relocation of fish species between different waters. Fish migrate mainly for breeding and feeding grounds. They may face human-made barriers that obstruct their path. Migratory patterns are influenced by seasonal changes and oceanographic factors. This movement is vital for the survival of fish populations. Understanding patterns of fish migration is … Read more

Fish meal fertilizer is an organic fertilizer made from whole fish or fish products, including bones and scales. It provides essential nutrients for gardening, enriching soil quality. Common fish used are menhaden and anchovies. This fertilizer promotes plant growth and offers ecological benefits by reducing waste. The uses of fish meal fertilizer are varied. Home … Read more

Fish fertilizer is made from whole fish and by-products like bones, scales, and skin. This process turns unusable fish parts into nutrients for plants. Common fish used include menhaden and anchovies. These fish are processed into a nutrient-rich ground slurry, ideal for enhancing garden soil and plant growth. One notable benefit of fish fertilizer is … Read more

Fish feeding is the act of giving food to fish in aquaculture or home aquariums. This process is essential for their growth and health. Feed fish an amount they can consume in 2 to 3 minutes. Common food types include pellets, flakes, and live food. Proper feeding supports their nutritional needs and pond health by … Read more

Fish feed is made of several key ingredients. The main components are fishmeal and fish oil. Other elements include vegetable proteins, binding agents like wheat, vitamins, and minerals. Squid meal, shrimp meal, and spirulina add essential nutrients and energy, promoting tissue growth in fish. There are various types of fish feed available, including pellets, flakes, … Read more

The anatomy of a fish consists of three main parts: the head, trunk, and tail. The skeleton serves as an internal support structure. In cartilaginous fish, the skeleton is made of cartilage, while in bony fish, it is made of bone. These features work together to allow movement and survival in water. Internally, fish anatomy … Read more