Kappaphycus alvarezii Kappaphycus alvarezii Kappaphycus alvarezii, the elkhorn sea moss, is a species of red algae. It is one of the most important commercial sources of carrageenans, a family of gel-forming, viscosifying polysaccharides. Farming methods affect the character of the carrageenan that can be extracted from the seaweed. This alga grows to two meters long and is green or yellow in color. It is very fast-growing, known to double its biomass in 15 days. Different carrageenan types differ in composition and conformation, resulting in a wide range of rheological and functional properties. Carrageenans are used in a variety of commercial applications as
Red-and-blue lory deep blue. Extending the color from the nape, the bird's back is a deep violet purple. Wing and tail flight feathers - retrices and remiges - are between red and red-violet. The wing covert feathers are black and red with black tips. The leg feathers are bluish-purple. The feet are medium gray, and the claws are black. The cere is very dark gray, and the irises of the eyes are dark brown. The red-and-blue lory's voice consists of short, harsh chattering screeches. Their flight is said to be quick and straight. The red-and-blue lory is now confined to the Talaud