Tropical Reefs

Christmas Tree Hydroid

Pennaria disticha

Location: Belize

Scientific Name: Pennaria disticha

Also known as: Feathered Hydroid

Category: Athecate Hydroids

Size: 3 to 5 in. (8 to 13 cm)

Depth: 10-60 ft. (3-18 m)

Distribution: Caribbean, Bahamas, Florida, Hawaii