Rather, they are some sort of closely related fish like salmon or char. Many of the animals called trout aren’t actually trout at all. Some trout are so rare they’re only found in a few select streams. Species from around the world have been introduced to waterways in North America, South America, Europe, Asia, and Africa in the name of fishing. Some saltwater species have adapted to freshwater environments completely. Many species spend time in saltwater, then move to freshwater to spawn. Trout are some of the most adaptable fish in the world. The bluefish in northern waters can reach weights of around 40 lb (18 kg). The smaller ones typically only weigh a pound or two. This makes them an excellent game fish.īluefish tend to grow larger in colder waters. Schools of bluefish patrol coastlines in search of large schools of smaller baitfish. In Australia, these fish are called “tailors.”Ī single row of short, sharp teeth is the bluefish’s main weapon against prey. They’re a widely distributed fish, found everywhere except for the Northern Pacific Ocean. If you cut one open, the meat has a blue tinge to it as well. Bluefish (Pomatomus saltatrix)īluefish get their name from their blue skin. As such, many snapper fisheries are stringently regulated to allow them to try to rebound. Unfortunately, overfishing has led to severe population declines over the years. This has made them a prized commodity in seafood markets around the world. Snappers tend to have firm, light-tasting flesh. These marine fish feed primarily on smaller, fish, crustaceans, and mollusks. They also tend to congregate around sunken structures, from reefs to dock pilings. They are large, schooling fish found in saltwater environments. Snappers are a group of fish containing over 100 species. Given enough food, bass can reach adult sizes of close to two pounds in under a year. Some marine species exist, but seabass are a group we’ll discuss later.īass grow very quickly and have voracious appetites. They’re found throughout freshwater lakes, rivers, and ponds. Most members of the bass family have large mouths for gulping down prey. The name bass refers to both freshwater and marine species of fish belonging to the order Perciformes. Bassīass are the most popular target species of fishermen in North America. Infected fish aren’t harmed, but the poison is dangerous for humans. They contain some of the highest known levels of ciguatoxin of any fish. It’s generally recommended that people don’t eat barracuda. They tend to hang around structures like reefs or manmade platforms like oil rigs.īarracuda are popular fish for sport fishermen because of how well they fight. You can find barracuda in tropical waters around the world. When they hunt, they either swallow prey whole or cut it in half with their sharp teeth. The teeth fit into holes in the opposite jaw, letting them fully close their mouth. Their mouths are full of large, needle-like teeth. Barracudaīarracuda are long, snakelike fish. The most widespread species found across the streams and rivers of the UK is the Brown trout with the Three-spined stickleback being found in the widest array of habitats – from pools to ditches.You May Also Like: 20 Most Important Fish In Lake Michigan: Native And Introduced 50 Different Types of Fish – Freshwater and Saltwater 1. The smallest fish you can find is the Ten-spined spickleback (weighing a minute 20g) and the largest is the Atlantic sturgeon (weighing up to 400kg). There are approximately 42 native species of freshwater fish in the UK and a number of marine species that venture into mainland waters for breeding purposes, such as the Atlantic salmon and European eel.įish have adapted over millions of years to suit the various freshwater habitats and niches available – some flourishing in the sedate pond and lake environments and others experts in the fast moving habitat or streams and rivers. Great Crested Newt (Triturus cristatus).
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