Feathery branches make up the top half of the Sea Pen. The bottom half is buried in the sand. The sea pen can retreat completely into the sand.
Hard limestone cup. Anemone-like creature has nearly-transparent tentacles with obvious nodules containing nematocysts.
Its transparent bell, usually pink or purple, ends in a scalloped rim. Pale white tentacles extend up to 9 m (30 ft). Also commonly known as Lion’s Mane Jellyfish.
Long yellow tentacles have pink-red tips. Tentacles appear banded with pink and yellow coloration.
Two sets of banded tentacles are white, brown, black or orange. The anemone secretes a tube that can extend 1m (3ft) in the mud. Favorite food item of the giant nudibranch.
White to pink, red, orange or lavender coloration. Colonies can be up to 20 m (65 ft) wide. Attach to rocks in high current areas.
Large, aggregating, white, orange, tan, or brown anemone. M. giganteum has up to 200 translucent tentacles. It is larger than M. senile. M. senile has fewer than 100 short tentacles. Both are monitored together in survey program.
Short, slender, white tentacles can be tipped with red or pink. Tall, smooth, maroon or red column.
Delicate, stiff, and brittle lattice formation. On surveys, count each separate colony as an individual.