Fish in Diriyah

9 Fun Facts About Fish

Are you as fascinated by fish as we are? Wait 'til you read these interesting facts about them.

Fish Fun Facts

1. There are over 30,000 identified species of fish, but due to the mysterious environment of the ocean, many are still unknown to the world and new species are being discovered everyday.

2. Fish sleep during any time of the day or night with their eyes open because they don't have any eyelids. Sharks and dolphins are the only fish that have eyelids and the latter sleep with one eye open only.

3. When sharks sleep, they shut down half their brains and keep the other half active.

4. The largest fish is the great whale shark which can grow up to 50 feet in length, while the smallest fish is the Philippine goby that's less than 1/3 of an inch which is about the size of a pinky fingernail.

5. The fastest fish is the black marlin, it can swim at a speed of 129 km/h (80 mph) which is as fast as a car on the highway. However, the slowest fish is the Dwarf Seahorse, which takes about one hour to travel five feet, you can barely tell if it's moving.

6. The Anableps, AKA the four-eyed fish, can see both above and below water at the same time.

7. Some fish species will change their gender during the course of their lives, mostly due to pollution in human sewage.

8. Most fish have taste buds covering their whole bodies.

9. Not all fish have scales, while your lipstick might.

How many of these facts did you know? We bet not many. If you want to buy fish or their accessories, check the Fish section on OpenSooq.