E1 - Flying Carp

Aired: July 18, 2010

Flying fish from Asia are invading America's waterways and turning innocent boating trips into boxing matches as fish "knock out" anglers. National Geographic Explorer Zeb Hogan heads to the Illinois River, one of the areas where their population is thickest, to see what can be done to stop them ... and the answer could be as simple as your dinner plate.

E2 - Mongolian Terror Trout

Aired: July 25, 2010

E3 - Alligator Gar

Aired: August 01, 2010

Dr Zeb Hogan searches the southern United States for the rapidly disappearing alligator gar.

E4 - Land Of Giants

Aired: August 08, 2010

Zeb travels Thailand in search of giant fish; freshwater protected areas.

E5 - Jungle Catfish

Aired: August 15, 2010

Zeb Hogan is on a mission to find the giants of the sea.

E6 - Alien Catfish

Aired: August 22, 2010

Zeb travels to Spain for the wels catfish, a vicious predator that destroys local ecosystems.

E7 - River Invasion

Aired: August 29, 2010

Zeb Hogan attempts to fathom the uncontrolled spread of flying Asian carp in America's waterways.

E8 - Raging Amazon

Aired: September 05, 2010

Amazonian expedition to assess the impact of humanity on the area's fish population.

E9 - Monsters of the Nile

Aired: September 12, 2010

Zeb faces the crocodiles and goes in search of Africa's biggest freshwater fish: the Nile perch.

E10 - Ancient Beast

Aired: September 19, 2010

Aquatic ecologist Dr Zeb Hogan goes in search of the paddlefish.

E11 - Nile Giant

Aired: September 26, 2010

Aquatic ecologist Zeb Hogan and fellow scientists search for Nile perch.