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The olm (German: ⓘ) or proteus (Proteus anguinus) is an aquatic salamander which is the only species in the genus Proteus of the family Proteidae [2] and the only exclusively cave-dwelling chordate species found in Europe; the family's other extant genus is Necturus.
Both males and females grow to an adult length of 24 to 40 cm (9.4 to 15.7 in) from snout to vent, with a total length of 30 to 74 cm (12 to 29 in), making them the fourth-largest aquatic salamander species in the world (after the South China giant salamander, the Chinese giant salamander and the Japanese giant salamander, respectively) and the ...
[15] [16] The common mudpuppy never leaves its aquatic environment and therefore does not undergo morphogenesis; however, many salamanders do and develop differentiated teeth. [17] Aquatic salamander teeth are used to hinder escape of the prey from the salamander; they do not have a crushing function. [17] This aids the salamander when feeding.
Necturus is a genus of aquatic salamanders in the family Proteidae. Species of the genus are native to the eastern United States and Canada. [2] [3] [4] They are commonly known as waterdogs and mudpuppies.
Chlorococcum amblystomatis, (previously Oophila amblystomatis), [1] is a species of single-celled green algae known for its symbiotic relationship with the spotted salamander, Ambystoma maculatum. It grows symbiotically inside salamander eggs, primarily in the eggs of the spotted salamander, Ambystoma maculatum .
Women in Tanzania grow "Mwani" (seaweed in Swahili). The farms are made up of little sticks in neat rows in the warm, shallow water. Once they harvest the seaweed, it is used for many purposes: food, cosmetics, fabric, etc. Seaweed is sometimes used to build roofs on houses on Læsø in Denmark. [58]
Fucus serratus is found along the Atlantic coast of Europe from Svalbard to Portugal, in the Canary Islands. [6] It was introduced to the shores north-east America over 140 years ago, is presence described first at Pictou Harbour in the late 1860s by George Upham Hay and Alexander Howard McKay, it's introduction to Iceland and the Faroe Islands could date back to the Vikings, within the last ...
During the 1960-1970's there was in increase in sewage discharge and the nutrients found in the sewage water is the primary source for the bubble seaweed to grow. [5] With a massive sewage discharge entering the ocean allowing the nutrients became a source for the green algae. [ 6 ]