1Kê-chiap
A popular 17th-century Chinese concoction of pickled fish and spices called "kê-chiap" was picked up by the English explorers. The English settlers took it with them to the American colonies. This concoction became quite popular and we know it today as Ketchup.
2. The Blue Tang Fish 'Dory from Finding Nemo' is poisonous to eat, has venomous barbs on their back, and will cut you.
3. Fish can learn to pull a string to dispense food, and some have also figured out how to use a tool to pull the string as they swim by.
4. Scientists have found fishes and some other aquatic animals living under Antarctica, beneath 740 meters of ice in a 10-meter-deep section of water. Scientists are still unsure of how they manage to sustain themselves.
5. In a narrow island in the Tarn River in France, giant 50-pound European catfishes beach themselves in order to capture and eat pigeons.
Latest FactRepublic Video:
15 Most Controversial & Costly Blunders in History
6Stoplight loosejaw
There is a deep sea fish that takes advantage of the fact that fishes can't see a red light, and illuminates its prey with a beam of red bioluminescence so that it can hunt with an effectively invisible beam of light.
7. Female fishes have been observed to sometimes fake orgasms to dupe males into thinking they have copulated. They then swim off to find a better partner.
8. Since sunfish are susceptible to skin parasites, they sometimes break the surface of the water with its dorsal fin and beak to attract the attention of a gull or similar seabird. The seabird will then dig worms and other stubborn parasites out of the fish's skin.
9. A Seahorse is the only fish to have a neck.
10. Seahorses engage in an eight-hour courtship dance which includes spinning around, swimming side by side and changing colors.
11Goldfish
Goldfishes were originally silver. They were bred by the imperial family of Song Dynasty in ancient China until they became yellow because they really liked yellow.
12. The blood of eels is more poisonous than some snake venom, but cooking or digesting the blood renders it harmless.
13. The notion that goldfishes have a memory span of only few seconds is nonsense. In fact, they can be trained to react to light signals and perform tricks.
14. Up to 40% of tuna imported to the U.S. from Thailand is illegal or unreported, followed by up to 45% of Pollock imports from China, and 70% of salmon imports.
15. The Coelacanth is a prehistoric fish which is related to reptiles and mammals more than modern fish. It was thought to have gone extinct 65 million years ago until a fisherman caught one in 1938.
16Freshwater fish
Freshwater fish only "drink" water through their skin via osmosis, while saltwater fish also drink water through their mouths.
17. In 2013, a man named Naylor in Blackpool made a lifejacket for a goldfish named Einstein that wasn't able to swim after falling ill.
18. Goldfish have teeth in the back of their throat.
19. In 2013, a 500lb bluefin tuna fish was sold in Japan for $1.8 million.
20. There is a fish named Needlefish that can jump from the water and stab people at speeds of up to 37 mph, with multiple human fatalities on record.
21Amazon river
There are more species of fish found in the Amazon river than they are recorded in the entire Atlantic ocean.
22. Some horse owners put goldfish in the water troughs to keep them free of insects like mosquitoes and algae.
23. The goliath tigerfish is said to be a bigger and deadlier version of the piranha. It has 32 teeth that are of similar size to those of a great white shark. It has been known to attack humans and even crocodiles. It has only ever been caught by a handful of fishermen due to the danger it poses.
24. In April 2015, scientists observed several armored catfishes climbing walls of a cave in Ecuador. It was also the first time scientists found catfishes to have evolved to live in water bodies underground.
25. The largest Blue Marlin ever caught on rod and reel weighed 1,800 lbs, and inside its belly, they found a Yellowfin Tuna that weighed over 155 lbs.
