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Blackbelly Lanternshark
The blackbelly lanternshark or lucifer shark, ''Etmopterus lucifer'', is a shark of the family Etmopteridae, found around the world in tropical to temperate seas, at depths between 150 and 1,250 meters. Its length is up to 47 centimeters. This species consumes mesopelagic cephalopods, fishes, and crustaceans. Blackbelly lanternsharks are ovoviviparous. They exhibit bioluminescence. In June 2018 the New Zealand Department of Conservation classified the blackbelly lanternshark as "Not Threatened" with the qualifiers "Data Poor" and "Secure Overseas" under the New Zealand Threat Classification System The New Zealand Threat Classification System is used by the Department of Conservation to assess conservation priorities of species in New Zealand. The system was developed because the IUCN Red List, a similar conservation status system, had some .... References {{DEFAULTSORT:Blackbelly Lanternshark Etmopterus Taxa named by David Starr Jordan Taxa named by John Otterbei ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
David Starr Jordan
David Starr Jordan (January 19, 1851 – September 19, 1931) was the founding president of Stanford University, serving from 1891 to 1913. He was an ichthyologist during his research career. Prior to serving as president of Stanford University, he had served as president of Indiana University from 1884 to 1891. Starr was also a strong supporter of eugenics, and his published views expressed a fear of "race-degeneration" and asserted that cattle and human beings are "governed by the same laws of selection". He was an antimilitarist since he believed that war killed off the best members of the gene pool, and he initially opposed American involvement in World War I. Early life and career Jordan was born in Gainesville, New York, and grew up on a farm in upstate New York. His parents made the unorthodox decision to educate him at a local girls' high school. His middle name, Starr, does not appear in early census records, and was apparently self-selected; he had begun using ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
