Scientific Name: Chorda filum
Number of Blades/Leaves: 10
Blade/Leaf Width: .12” (3mm)
Distribution: Chorda filum is widespread in the temperate waters of the northern hemisphere.
Description: Chorda filum, commonly known as string grass or sea lace typically has long, unbranched and hollow rope-like brown fronds about 5mm (0.20in) in diameter but can reach lengths of 8m (26ft). The holdfast is disc-shaped. C. filum is found in sheltered marine and brackish bodies of water at depths of 5m (16ft). They are usually anchored to loose substrates like gravel and pebbles or other macro-algae and eelgrass. C. filum grow at an average of 17cm (6.7in) per month. They are annuals and die during winter.