Gamitana or Colossoma macropomum is a freshwater fish found in Brazil. This is a commonly farmed fish in Brazil and parts of Thailand.
Gar or Boulengerella lateristriga is an ancient ray-finned fish found in eastern North America, Central America and near Carribean Island.
Garbei Cory or Corydoras garbei is a type of catfish found in slow moving rivers in South America.
German Ram or Microgeophagus ramirezi is a popular freshwater aquarium fish found in Colombia and Venezuela.
Gertrude's Blue-Eye or Pseudomugil gertrudae is a small freshwater fish native to Australia and Papa New Guinea
Geryi Piranha or Serrasalmus geryi is an aggressive carnivorous fish native to Brazil.
Giant Australian Glassfish or Parambassis gulliveri is a freshwater fish native to Australia and Papa New Guinea.
Giant Brochis or Brochis britskii is a tropical freshwater fish native to South America.
Giant Danio or Danio aequipinnatus is a type of minnow native to Southeast Asia.
Giant Gourami or Osphronemus goramy is a commonly farmed fish native to Southeast Asia.
Giant Pacu or Colossoma macropomum is a relative of the piranha native to South America.
Giant Puffer or Tetraodon mbu is a carnivorous freshwater fish found in the Congo river in Africa.
Giant Raphael or Megalodoras irwini is a type of thorny catfish native to South America.
Giant Snakehead or Channa marulius is a snakehead native to Southeast Asia.
Giant Tanganyika Cichlid or Boulengerochromis microlepis is the largest of the cichlid family native to Eastern Africa.
Giant Whiptail Catfish or Sturisoma aureum i s a catfish native to South America.
Gilded Catfish or Brachyplatystoma flavicans is a member of the catfish family also native to South America.
Giraffe Catfish or Auchenoglanis occidentalis is a catfish native to Africa.
Girardinus or Girardinus metallicus is a freshwater fish native to Cuba.
Glass Catfish or Kryptopterus bicirrhis is also called the Ghost Catfish which is a common aquarium fish native to Thailand.
Glittering Pencilfish or Nannostomus nitidus is a native of South American and a common aquarium fish.
Glowlight Tetra or Hemigrammus erythrozonus is a small tropical fish native to South America.
Goeldi's Pimelodid or Brachyplatystoma goeldii is a carnivorous catfish native to South America.
Gold Barb or Barbus schuberti is a small fish named for their golden color native to Southern China.
Gold Dust Molly or Poecilia sphenops is a common type of molly named for its color native to South America.
Gold Line Scissor Tail or Moenkhausia intermedia is a ray-finned fish native to South America.
Gold Piranha or Serrasalmus aureus is a carnivorus fish native to South America.
Golden Dwarf Cichlid or Nannacara anomala is a member of the Cichlid family from Guyana.
Golden Gourami "Pseudo Albino" or Trichogaster trichopterus is an albino breed of fish from Thailand.
Golden Julie or Julidochromis ornatus is a type of Cichlid native to the African Great Lakes.
Golden Pencilfish or Nannostomus beckfordi is a slow moving fish native to Guyana.
Golden Pheasant or Aphyosemion sjoestedti is native to Nigeria.
Golden Tetra or Hemigrammus rodwayi is a small freshwater fish native to South America.
Golden Trahira or Hoplerythrinus unitaeniatus is commonly found in fresh shallow water in South America.
Golden Tropheops or Pseudotropheus tropheops is a member of the the Cichlid family native to Africa.
Golden Whiptail or Sturisoma aureum is a breed of armored catfish native to South America.
Golden Zebra Loach or Botia robusta is a catfish named for it's black and white stripes native to Asia.
Goldfish or Carassius auratus is a small domesticated member of the carp family native to China. This is one of the most popular breeds of pet fish.
Goldie River Rainbowfish or Melanotaenia goldiei is one of the most common fish in New Guinea
Grant's Peacock Cichlid or Aulonocara stuartgranti is a member of the Cichlid family from Africa.
Granulated Catfish or Pterodoras granulosus is a type of thorny catfish found in Panama.
Gray Loach or Triplophysa dorsalis is a ray-finned fish native to Southeast Asia.
Gray Pike Cichlid or Crenicichla johanna is a member of the Cichlid family from South America.
Green Chromide or Etroplus suratensis is a type of Cichlid native to Southern India
Green Cory or Corydoras aeneus is a bottom feeder native to South America.
Green Discus or Symphysodon aequifasciatus is a freshwater fish native to Brazil.
Green Lepturus or Buccochromis lepturus is a freshwater fish commonly found in Lake Malawi.
Green Pufferfish or Tetraodon nigroviridis is a freshwater fish native to Bangladesh.
Green Scat or Scatophagus argus argus is a saltwater fish native to the Indian and Pacific Ocean.
Green Severus or Heros serverus is a Cichlid native to South America.
Green Sturgeon or Acipenser medirostris is a type of sturgeon native to the Pacific Ocean.
Green Terror or Aequidens rivulatus is a colorful Cichlid native to South America.
Green Tiger Barb or Barbus schuberti is a striped fish found in Indonesia.
Green Tiger Loach or Botia hymenophysa is a striped freshwater fish found in Indonesian lakes and rivers.
Guenther's Cichlid or Chromidotilapia guentheri guentheri is an African Cichlid.
Guinean Bichir or Polypterus ansorgii is a bony fish native to Western Africa.
Gulio Catfish or Mystus gulio is also known as the long-whiskered catfish native to Southeast Asia.
Gunther's Cichlid or Chromidatilapia guentheri is a large African Cichlid.
Guppy or Poecilia reticulata i s one of the most popular pet fish and is a native of Northern South America.
Guyana Slopehead Catfish or Ageneiosus brevifilis is a breed of South American catfish.
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