Johnius Amblycephalus

	Johnius Amblycephalus ''Johnius amblycephalus'', the bearded croaker, is a marine fish native to the Indian and Pacific Oceans. References External links Fishes of Australia : ''Johnius amblycephalus'' Sciaenidae Marine fish of Northern Australia Fish described in 1855 {{Perciformes-stub ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu]
	Pieter Bleeker Pieter Bleeker (10 July 1819 – 24 January 1878) was a Dutch medical doctor, ichthyologist, and herpetologist. He was famous for the ''Atlas Ichthyologique des Indes Orientales Néêrlandaises'', his monumental work on the fishes of East Asia published between 1862 and 1877. Life and work Bleeker was born on 10 July 1819 in Zaandam. He was employed as a medical officer in the Royal Netherlands East Indies Army from 1842 to 1860, (in French). stationed in the Dutch East Indies (now Indonesia). During that time, he did most of his ichthyology work, besides his duties in the army. He acquired many of his specimens from local fishermen, but he also built up an extended network of contacts who would send him specimens from various government outposts throughout the islands. During his time in Indonesia, he collected well over 12,000 specimens, many of which currently reside at the Naturalis Biodiversity Center in Leiden. Bleeker corresponded with Auguste Duméril of Paris. His wor ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu]
picture info	Sciaenidae Sciaenidae are a family of fish in the order Acanthuriformes. They are commonly called drums or croakers in reference to the repetitive throbbing or drumming sounds they make. The family consists of about 286 to 298 species in about 66 to 70 genera. Characteristics A sciaenid has a long dorsal fin reaching nearly to the tail, and a notch between the rays and spines of the dorsal, although the two parts are actually separate. Drums are somberly coloured, usually in shades of brown, with a lateral line on each side that extends to the tip of the caudal fin. The anal fin usually has two spines, while the dorsal fins are deeply notched or separate. Most species have a rounded or pointed caudal fin. The mouth is set low and is usually inferior. Their croaking mechanism involves the beating of abdominal muscles against the swim bladder. Sciaenids are found worldwide, in both fresh and salt water, and are typically benthic carnivores, feeding on invertebrates and smaller fish. The ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu]
	Marine Fish Of Northern Australia Marine is an adjective meaning of or pertaining to the sea or ocean. Marine or marines may refer to: Ocean * Maritime (other) * Marine art * Marine biology * Marine debris * Marine habitats * Marine life * Marine pollution Military * Marines, a naval-based infantry force United States Marine Corps Royal Marines of the UK Brazilian Marine Corps Spanish Marine Infantry Fusiliers marins (France) Indonesian Marine Corps Republic of China Marine Corps Republic of Korea Marine Corps ** Royal Thai Marine Corps "Marine" also means "navy" in several languages: * Austro-Hungarian Navy () Belgian Navy (, , ) Royal Canadian Navy () * Provincial Marine (1796–1910), a predecessor to the Royal Canadian Navy Navy of the Democratic Republic of the Congo () Royal Danish Navy () Finnish Navy (, ) French Navy () Gabonese Navy () German Navy () Royal Moroccan Navy () Royal Netherlands Navy () Swedish Navy () Places * Marin ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu]