blowfish fish, long-spine porcupinefish, spiny balloonfish, diodon holocanthus, , watercolor

animal aquarelle background ballon balloon balloonfish blow blowfish creature diodon drawing exotic fish holocanthus illustration inflatable isolated longspine nobody ocean one organism painted poisonous porcupine porcupinefish prickly profile puffed puffer pufferfish saltwater sea seawater sharp souvenir spiked spikes spine swimming tropical venomous vertebrate water watercolor watercolour white wildlife