alga
A bladderwrack is a variety of seaweed, Latin name Fucus vesiculosus, in which iodine was first discovered.
Yes, seaweed is algae. Algae is actually Latin for seaweed.
There is no specific name for fear of seaweed, however, phytophobia is the fear of plants which is the closest name for fear of seaweed.
The scientific name for lato seaweed is Caulerpa lentillifera.
The scientific name of guso seaweed is Caulerpa lentillifera.
seaweed
Yes, Kelp is a seaweed. Seaweed is the common name for most marine algae. Kelp is a type of brown seaweed. See related link
Dulse
The Māori name for seaweed is "karengo." It is traditionally harvested and used in various ways, including as food and in cultural practices. Different types of seaweed may have specific names, but "karengo" generally refers to edible seaweed in Māori culture.
Look up Susswassertang on wikipedia. Freshwater plant whose name means freshwater seaweed. Yes, I live on a lake and we have A TON of seaweed
Detailed list: http://en.wikipedia.org/wiki/Seaweed#Uses
negi