Colossal squid
The largest recorded specimen was captured in 2007 by a New Zealand fishing boat off Antarctica. It was initially estimated to measure in length and weigh . The squid was taken back to New Zealand for scientific study. A study on the specimen later showed its actual weight was , but it only measured in total length as a result of the tentacles' shrinking "post mortem".
Tigerfish
The goliath tigerfish ("Hydrocynus goliath") is among the most famous tigerfish. The largest one on record is said to have weighed . It is found in the Congo River system and Lake Tanganyika and is the largest member of the family Alestidae. Another famous species, simply called the tigerfish ("Hydrocynus vittatus"), is commonly found in the southernly Okavango Delta, and the Zambezi River, and also in the two biggest lakes along the Zambezi, Lake Kariba in Zimbabwe, and Cabora Bassa in Mozambique, and finally in the Jozini dam in South Africa.