Dogfish

Yes, humans, like all land-dwelling vertebrates, are descended from fish. Not modern fish, of course, but from ancient species of fish, and one species in… Read More »Are We Technically Fish?

Then, around 3 billion years ago, multicellularity evolved – including fungi, plants, and animals. The first animals to develop a backbone were fish – so,… Read More »Are We All Technically Fish?

The small-spotted catshark is a small shark, so named due to the dark spots and blotches covering its skin. All sharks have very rough skin,… Read More »What Is A Shark With Spots Called?

Dogfish and catshark are the same animal! Why are dogfish called catshark? Compagno reserved the Squalus genus for the dogfish and agreed with the early… Read More »What Is The Difference Between A Dogfish And A Catshark?

Bull Shark Vs Sandbar Shark: Size The bull shark measures between 7ft and 11.5ft in length and weighs between 200lbs-500lbs. Sandbar sharks, on the other… Read More »What’S The Difference Between A Bull Shark And A Sand Shark?

Adding the Fish Allow the bag to sit for ten minutes, then open the bag and add a cup of your aquarium’s water to it.… Read More »How Do You Release A Fish From A Bag?

All fish have teeth. Specific types of swimmers—like goldfish—hide their pearly whites near the back of their throats. Similar to shark teeth, goldfish lose and… Read More »Does Fish Have Teeth?

Sharks and Skates as Seafood? While smooth dogfish may not be on your list of favorite seafood, cartilaginous fish (mainly sharks and skates) may increasingly… Read More »Can You Eat Cartilaginous Fish?

The system used to name the 30,000 or so fishes of the world is called “the binomial system of nomenclature”. Through this system a fish… Read More »How Do Fish Get Their Name?

The World’s Most Common Types of Fish Rank Fish Commercial Harvest 1 Grass carp 5,028,661 2 Peruvian anchoveta 4,692,855 3 Silver carp 4,189,578 4 Common… Read More »What Are The 5 Most Common Fish?