Brown encrusting sponges (Chondrosia collectrix) and yellow encrusting sponges (Didiscus oxeata), St. Peter and St. Paul's rocks, Brazil, South America

underwater encrusting sponges sponge sponges coral reef chondrosia collectrix brown didiscus oxeata yellow brazil atlantic ocean day outdoors nature natural world marine life close up close ups st peter and st pauls rocks atlantic south america horizontal