Featherstars perch on the edge of Gorgonian Sea Fans to feed in the current, Fiji, Pacific Ocean

Longnose Hawkfish (Oxycirrhites typus). Mabul Island, Borneo, Malaysia (RR)

A thorny seahorse, Hippocampus hystrix, sits on a sponge covered perch, Bima Bay, Sumbawa, Nusa Tenggara, Indonesia, Pacific Ocean

Symbiotic behaviour Symbiosis of jewel perch vermillion seabass (Cephalopholis miniata) lies at cleaning stationwith mouth wide open showing teeth rows of teeth motionless in coral reef lets cleaner wrasse bluestreak cleaner wrasse (Labroides dimidiatus) rid itself of parasites, Indian Ocean, Mascarene Islands, Mauritius, Africa

Australia, Venomous Blue Ringed octopus (Hapalochlaena maculosa) attached to sea sponge.

Hawaii, Day Octopus (Octopus cyanea) on colorful reef.

Micronesia, Bright yellow crinoid (Comanthus bennetti), blue ocean background.

Typical of this family, the Blackside Hawkfish (Paracirrhites forsteri) has thick spines in it's pectoral fins to aid staying in place on it's coral perch, Hawaii, United States of America

Typical of this family the Blackside hawkfish (Paracirrhites forsteri) has thick spines in it's pectoral fins to aid staying in place on it's coral perch, Hawaii, United States of America