BLADDERWRACK
· A type of seaweed that was the original source of iodine, discovered in 1811, and was used extensively to treat Goiter, a swelling of the thyroid gland related to iodine deficiency.
· Attaches to rocky substrates by means of a small disc.
· The flattened, branching fronds, which grow up to 6 feet in length, have an obvious midrib, and are covered with spherical air bladders, which tend to occur in pairs on either side of the mid-rib.
· May live for up to three years.
· Provides shelter for a number of marine species, including the tubeworm Spirobis spirobis, various isopods, and snails.
· It has been harvested by humans for use as a food source, and in various health products.
· Attaches to rocky substrates by means of a small disc.
· The flattened, branching fronds, which grow up to 6 feet in length, have an obvious midrib, and are covered with spherical air bladders, which tend to occur in pairs on either side of the mid-rib.
· May live for up to three years.
· Provides shelter for a number of marine species, including the tubeworm Spirobis spirobis, various isopods, and snails.
· It has been harvested by humans for use as a food source, and in various health products.