Carrageenan carrageenan were estimated at $640 million. The largest producer of industrial carrageenan was the Philippines, where cultivated seaweed produces about 80% of the world supply, while China is the main exporter to global markets in the US and Europe. The most commonly used sources are "E. cottonii" ("Kappaphycus alvarezii", "K. striatum") and "E. spinosum" ("Eucheuma denticulatum"), which together provide about three-quarters of the world production. These grow from the sea surface to a depth of about 2 metres. The seaweed is normally grown on nylon lines strung between bamboo floats, and it is harvested after three months or so, when
Purple-red earth snake Purple-red earth snake The purple-red earth snake ("Teretrurus sanguineus") is a species of nonvenomous shield tail snake, endemic to southern India. No subspecies are currently recognized. Found in southern India in Wynaad, Travancore (in Nalumukku at 1,350 m elevation and Oothu at 1,300 m), the Manimuthar Hills (in the Western Ghats of the Tinnevelly district) and Nyamakad (Western Ghats of the Kerala Munar Hills at 2,200 m). The type locality given is "Anamallay forests; 4,000 feet elevation." Dorsum brown or purplish red. Ventrum red, blotched with black in some specimens. Total length . Dorsal scales arranged in 15 rows at