Greycheek basslet Greyface moray Greyhead wrasse Grey's deepsea smelt Greytail angelfish Grideye fish Griffin's moray Griffis angelfish Griffiths' pygmygoby Griffiths' razorfish Grijalva gambusia Grijalva studfish Grooved mullet Grooved razor-fish Grooved-jaw worm eel Gross's stinkfish Grotto goby Grotto sculpin Ground croaker Grub fish Grubby Grubfish Grunt sculpin Grunting toadfish Grusinian scraper Gruvel’s dragonet Guachanche barracuda Guadalupe + Spotted Bass (Hybrid) Guadalupe bass Guadalupe bass + smallmouth bass (Hybrid Guadalupe blenny Guadalupe cardinalfish Guadalupe clingfish Guadalupe darter Guadalupe hagfish Guadalupe roundnose minnow Guam damsel Guam scorpionfish Guanchiche Guapore corydoras Guapote Guardian damselfish Guardian darter Guatemala silverside Guatemalan headstander Guavina Guayana pike-conger Guayas cichlid Guaymas goby Gudgeon