Fish Behavior

Fish consume water from both the environment and food sources. Freshwater fish absorb water through their skin and gills, while saltwater fish must drink it. Saltwater fish can absorb some of the water they swallow, while freshwater fish excrete the water they swallow through their gills. Both salt and freshwater species must also consume food … Read more

Fish have an advanced vision system that allows them to see more than humans underwater. They have rod and cone cells that give them scotopic and photopic vision, along with color vision and the ability to see ultraviolet and polarized light. Some fish can even detect motion and shapes in low light conditions. Do you … Read more

Jellyfish are essential to the ocean’s ecosystem, providing habitat and protection for fish. Studies at Queen’s University Belfast suggest jellyfish can reduce fish mortality and increase recruitment, as fish use jellyfish for protection from predators and as a source of food. This helps to maintain the delicate balance of the ocean’s population. Jellyfish are mysterious, … Read more

Remora fish, also known as suckerfish, attach themselves to sharks, feeding off scraps of food and enjoying the protection from predators. They also act as cleaners, removing parasites from the shark’s skin and even inside its mouth. This helps the shark stay healthy and free of disease. Remora fish and sharks have a unique relationship … Read more

The fish is an ancient symbol of Christianity, representing Jesus as the Messiah. It dates back to the time of Jesus’ apostles, when it was used as a secret symbol of faith. The Greek word for fish (ichthus) was an acronym meaning “Jesus Christ, God’s Son, Savior”. Fish still represent the Christian faith today, reminding … Read more

When a fish swims upside down, it usually means that there is an issue with its swim bladder. This is a gas-filled organ that helps the fish with buoyancy control. Common causes of swim bladder problems include constipation, an unhealthy diet, improper feeding, or an infection. It’s important to identify and address the underlying cause … Read more

When a betta fish flares its gills, it is a sign of aggressive behavior. It could be due to territoriality, fear, or even spawning. It is their way of saying ‘back off’ and they often display this behavior when they feel threatened or irritated. Betta fish owners should pay attention to this behavior as it … Read more

Raining fish is an extraordinary meteorological event in which fish or other water animals, like frogs and crabs, fall from the sky. It is caused by waterspouts or strong winds that suck up the creatures from a body of water and carry them into the atmosphere. Reported cases of this phenomenon have been recorded since … Read more

The phrase “sleeping with the fishes” is a metaphor used to describe being killed, often as a result of organized crime. It’s thought to have originated with the Italian phrase “mandare a dormire con i pesci” which translates to “send to sleep with the fishes”. This phrase was popularized by the American Mafia in the … Read more

The fish is a symbol of Jesus Christ in Latin Christian symbology. In the Bible, Jesus told Peter, a fisherman, to become a “fisher of men” if he followed him, connecting the fish to Christ. The fish also represents resurrection, immortality, and salvation. The fish is a reminder of God’s grace and forgiveness. The fish … Read more