With some fishes the young and adults look very different. Here are some examples.
French Angelfish
- french angelfish, young
- french angelfish, intermediate
- french angelfish, intermediate
- french angelfish, intermediate
- french angelfish
Queen Angelfish
- queen angelfish, young
- queen angelfish
Spotted drum
- spotted drum, young
- spotted drum-young
- spotted drum-ini
- spotted drum, intermediate
- spotted drum-ini
- spotted drum
- spotted drum
- blackbar soldierfish and spotted drum
Damselfishes
- yellowtail damselfish and french angelfish, young
- yellowtail damselfish
- yellowtail damselfish
- threespot damselfish, young
- threespot damselfish
Parrotfishes
- striped (initial) en stoplight (young) parrotfish
- stoplight parrotfish, initial
- stoplight parrotfish
- redband parrotfish, initial
- redband parrotfish
- queen parrotfish, initial
- queen parrotfish
- princess parrotfish, initial
- princess parrotfish
Wrasses
- yellowhead wrasse, young
- yellowhead wrasse, initial
- yellowhead wrasse, initial
- yellowhead wrasse
- bluehead, young and initial
- bluehead, young and adult
- spanish hogfish
- spanish hogfish-juv