cristate neon slug, nembrotha cristata

invertebrate underwater wildlife organism reptile pattern animal insect flower fish leaf wing bird food art red animal aquarium aquatic aquatic animals background beautiful beauty bright closeup color colorful coral ecosystem reef cristate neon slug dive exotic green invertebrate life macro marine marine aquarium natural nature nembrotha nembrotha cristata neon nudibranch ocean ocean reef keeping tank saltwater saltwater scuba sea sea snorkeling swimming tropical undersea underwater water