In an effort to create a great home for Kevin, I decided to make him a beautiful DIY Mason jar fish tank — a project I had seen recommended in various pet stores. Male betta fish actually enjoy small spaces as long as they are at least one liter in size, making the jar a…

This one may seem obvious but any live aquarium plants would be safe with a betta. These plants are all generally tropical, meaning they need water at a consistent temperature, usually about 74-78 degrees… coincidentally, the same temperature your betta will thrive at as well. What plants can live with betta fish? If you want…

The strength of the toxins released by corydoras varies from one species to another, but it can be very lethal to a group of fish in a small bag being transported from the aquarium. As a result, the fish are affected by their own toxins – they typically stop breathing and die within a few…

Cyanobacteria and cyanotoxins can harm fish and other aquatic animals in several ways. The toxins may directly kill the animals. When a harmful algal bloom caused by cyanobacteria decomposes, it can use up the oxygen in a body of water. Is cyanobacteria harmful to fish? Cyanobacteria can cause unsightly blooms; cause taste and odor problems…

If you take ungutted fish home, you may be wondering if you can freeze the whole fish and clean them later. The answer is yes – you can freeze fish without gutting first, and you can keep them like that for several months in the freezer without problems. How long can fish be frozen whole?…

Footage has emerged of a frozen fish being ‘brought back to life’ after being defrosted in warm water. Fish can survive this kind of freezing cold because they contain ‘antifreeze’ proteins in their blood. Can fish freeze and come back to life? The surprising answer is yes, sometimes. It is true that some fish can…

Can fish eat potatoes? Some fruits and vegetables can be fed raw to the fish, but most vegetables should be blanched prior to being offered to your fish. The fruits and vegetables that are generally alright to serve raw are bananas, plantains, pumpkins, pears, apples, carrots, potatoes and sweet potatoes. Can fish eat fries? Can…

Fish do not feel pain and its implications for understanding phenomenal consciousness. Biol Philos. 2015;30(2):149-165. Can fish really feel pain? CONCLUSION. A significant body of scientific evidence suggests that yes, fish can feel pain. Their complex nervous systems, as well as how they behave when injured, challenge long-held beliefs that fish can be treated without…

Can fish oil leave metallic taste in mouth? Bad taste or smell Some people report that fish oil tastes bad or leaves an unpleasant taste in their mouth. Others say it causes bad breath or makes their sweat smell bad. These side effects are the most common ones that people may associate with fish oil,…

There’s strong evidence that omega-3 fatty acids can significantly reduce blood triglyceride levels. There also appears to be a slight improvement in high-density lipoprotein (HDL, or “good”) cholesterol, although an increase in levels of low-density lipoprotein (LDL, or “bad”) cholesterol also was observed. How much fish oil should I take to lower cholesterol? One study…

Is fish oil good for OCD? The omega-3s have also been proposed to alleviate or prevent other psychiatric conditions including schizophrenia, borderline personality disorder, obsessive compulsive disorder, and attention deficit disorder. However, there is still not enough evidence to recommend the omega-3s in these conditions. Can fish oil make anxiety worse? In some cases, though,…

What type of bowl is best for betta fish? “They should not live in bowls. Instead, they should ideally be in a 5-gallon glass or plastic tank or larger.” Having an environment of this size allows the betta fish to exhibit normal activity and have less buildup of toxins in their environment. What do you…