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Sea anemones
Sea anemones are carnivorous, stinging polyps that spend most of their time attached to rocks on the sea floor or on coral reefs.
Sea pens
Sea pens are so named for their resemblance to an old-fashioned quill pen.
Sea fans
Sea fans are composed of numerous polyps that grow together in a flat, fanlike pattern.
Blue-ringed octopus
The blue-ringed octopus is renowned for being one of the world’s most venomous marine animals, despite reaching a maximum of 10 cm in size.
Giant Pacific octopus
The Pacific giant octopus is the largest species in the world, with one specimen weighing 270 kg and stretching more than nine metres long.
Wolfi octopus
The Wolfi octopus, also known as the Star-Sucker Pygmy octopus, is the world’s smallest octopus.
Green turtle
The green turtle is so named because the fat layer underneath the carapace (shell) is green.
Loggerhead Turtle
Loggerhead turtles, named for their large heads, are the most common turtle in southern Africa.
Hawksbill turtle
Hawksbill turtles are named for their curved beaks, and enter South African waters as strays.
Leatherback turtle
Leatherback turtles are the only turtle species without a hard carapace.
Olive Ridley turtle
The Olive Ridley turtle, so named for the olive-green colour of its shell, is the smallest turtle in South African waters.
Sea bamboo
Sea bamboo is the largest species of kelp in South Africa, growing up to 12 metres tall.