Hoplosternum
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Hoplosternum
''Hoplosternum'' is a small genus of freshwater catfish in the Callichthyinae subfamily of the armored catfish family. A fossil catfish has been identified as ''Hoplosternum sp.'' from the middle Miocene in the La Venta formation, Magdalena River basin, Colombia. Taxonomy The name ''Hoplosternum'' is derived from the Greek ''hoplon'' (weapon) and ''sternon'' (chest). Species There are currently three described species in this genus: * '' Hoplosternum littorale'' (Hancock, 1828) (Atipa) * ''Hoplosternum magdalenae'' C. H. Eigenmann, 1913 (Striped hoplo) * ''Hoplosternum punctatum'' Meek & Hildebrand, 1916 Distribution ''Hoplosternum'' species are found in tropical Central and South America especially in Guyana. It is called "Hassa" by the locals. Ecology ''Hoplosternum'' is normally found in large schools on the muddy bottoms of slow-moving rivers, pools, drainage ditches, and swampy areas. In water with low oxygen content, the fish are capable of utilizing atmospheric ...
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Hoplosternum Littorale
''Hoplosternum littorale'' is a species of catfish (order Siluriformes) belonging to the Callichthyinae subfamily of the family Callichthyidae. It is known as tamuatá in Brazil, atipa in French Guiana, hassa in Guyana, kwi kwi (or kwie kwie'' in Suriname, cascadu or cascadura in Trinidad and Tobago, and busco or currito in Venezuela. Description ''H. littorale'' is armor-plated and dorso-ventrally compressed. The fish will grow in length up to 24.0 centimetres (9.4 in) TL. Males grow to a larger average and maximum size than females and, during the reproductive season, develop fat deposits in the pectoral fin and an elongated recurved pectoral spine that often assumes a reddish colour. Males with recurved pectoral spines are not found outside of the reproductive period. Distribution ''H. littorale'' has the widest distribution of any callichthyid. It is present in all of South America east of the Andes and north of Buenos Aires, including the Orinoco, Trinidad, coas ...
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Callichthyidae
Callichthyidae is a family of catfishes ( order Siluriformes), called armored catfishes due to the two rows of bony plates (or scutes) along the lengths of their bodies. It contains some of the most popular freshwater aquarium fish, such as many species in the genus ''Corydoras''. Taxonomy The family derives its name from the Greek words ''kallis'' (beautiful) and ''ichthys'' (fish). Callichthyidae is one of six families in the superfamily Loricarioidea, and is sister to a clade formed by Scoloplacidae, Astroblepidae, and Loricariidae. Within the family Callichthyidae, the two subfamilies have eight genera and about 177 species, accounting for about 7% of all catfish. Most of these species are in the genus ''Corydoras'', the largest catfish genus. The subfamily Corydoradinae includes about 90% of the species in the family Callichthyidae and is one of the most diverse siluriform assemblages in the Neotropics, with about 170 valid species. It includes two tribes, Aspidoradini and C ...
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Hoplosternum Magdalenae
''Hoplosternum magdalenae'' is a species of catfish of the family Callichthyidae. It is found west of the Andes, in the Lake Maracaibo basin in Venezuela, and in the drainages of Sinu River and Magdalena River in Colombia Colombia (, ; ), officially the Republic of Colombia, is a country in South America with insular regions in North America—near Nicaragua's Caribbean coast—as well as in the Pacific Ocean. The Colombian mainland is bordered by the Car .... References * Callichthyidae Fish of Venezuela Freshwater fish of Colombia Magdalena River Taxa named by Carl H. Eigenmann Fish described in 1913 {{callichthyidae-stub ...
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Hoplosternum Punctatum
''Hoplosternum punctatum'' is a species of catfish of the family Callichthyidae. This species is only found in the Atrato River basin in Colombia and in the Pacific coastal drainages of Panama, in southern Central America Central America ( es, América Central or ) is a subregion of the Americas. Its boundaries are defined as bordering the United States to the north, Colombia to the south, the Caribbean Sea to the east, and the Pacific Ocean to the west. .... References * Callichthyidae Freshwater fish of Colombia Fish of Panama Fish described in 1916 {{callichthyidae-stub ...
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Catfish
Catfish (or catfishes; order Siluriformes or Nematognathi) are a diverse group of ray-finned fish. Named for their prominent barbels, which resemble a cat's whiskers, catfish range in size and behavior from the three largest species alive, the Mekong giant catfish from Southeast Asia, the wels catfish of Eurasia, and the piraíba of South America, to detritivores (species that eat dead material on the bottom), and even to a tiny parasitic species commonly called the candiru, ''Vandellia cirrhosa''. Neither the armour-plated types nor the naked types have scales. Despite their name, not all catfish have prominent barbels or "whiskers". Members of the Siluriformes order are defined by features of the skull and swimbladder. Catfish are of considerable commercial importance; many of the larger species are farmed or fished for food. Many of the smaller species, particularly the genus ''Corydoras'', are important in the aquarium hobby. Many catfish are nocturnal,
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Bubble Nest
Bubble nests, also called foam nests, are created by some fish and frog species as floating masses of bubbles blown with an oral secretion, saliva bubbles, and occasionally aquatic plants. Fish that build and guard bubble nests are known as aphrophils. Aphrophils include gouramis (including ''Betta'' species) and the synbranchid eel ''Monopterus alba'' in Asia, ''Microctenopoma'' ( Anabantidae), ''Polycentropsis'' (Nandidae), and '' Hepsetus odoe'' (the only member of Hepsetidae) in Africa, and callichthyines and the electric eel in South America. Most, if not all, fish that construct floating bubble nests live in tropical, oxygen-depleted standing waters. Osphronemidae, containing the Bettas and Gouramies, are the most commonly recognized family of bubble nest makers, though some members of that family mouthbrood instead. The nests are constructed as a place for fertilized eggs to be deposited while incubating and guarded by one or both parents (usually solely the male) until ...
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Catfish Genera
Catfish (or catfishes; order Siluriformes or Nematognathi) are a diverse group of ray-finned fish. Named for their prominent barbels, which resemble a cat's whiskers, catfish range in size and behavior from the three largest species alive, the Mekong giant catfish from Southeast Asia, the wels catfish of Eurasia, and the piraíba of South America, to detritivores (species that eat dead material on the bottom), and even to a tiny parasitic species commonly called the candiru, ''Vandellia cirrhosa''. Neither the armour-plated types nor the naked types have scales. Despite their name, not all catfish have prominent barbels or "whiskers". Members of the Siluriformes order are defined by features of the skull and swimbladder. Catfish are of considerable commercial importance; many of the larger species are farmed or fished for food. Many of the smaller species, particularly the genus ''Corydoras'', are important in the aquarium hobby. Many catfish are nocturnal,
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Bubblenest
Bubble nests, also called foam nests, are created by some fish and frog species as floating masses of bubbles blown with an oral secretion, saliva bubbles, and occasionally aquatic plants. Fish that build and guard bubble nests are known as aphrophils. Aphrophils include gouramis (including ''Betta'' species) and the synbranchid eel ''Monopterus alba'' in Asia, ''Microctenopoma'' ( Anabantidae), ''Polycentropsis'' (Nandidae), and ''Hepsetus odoe'' (the only member of Hepsetidae) in Africa, and callichthyines and the electric eel in South America. Most, if not all, fish that construct floating bubble nests live in tropical, oxygen-depleted standing waters. Osphronemidae, containing the Bettas and Gouramies, are the most commonly recognized family of bubble nest makers, though some members of that family mouthbrood instead. The nests are constructed as a place for fertilized eggs to be deposited while incubating and guarded by one or both parents (usually solely the male) until t ...
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Trinidad And Tobago
Trinidad and Tobago (, ), officially the Republic of Trinidad and Tobago, is the southernmost island country in the Caribbean. Consisting of the main islands Trinidad and Tobago, and numerous much smaller islands, it is situated south of Grenada and off the coast of northeastern Venezuela. It shares maritime boundaries with Barbados to the northeast, Grenada to the northwest and Venezuela to the south and west. Trinidad and Tobago is generally considered to be part of the West Indies. The island country's capital is Port of Spain, while its largest and most populous city is San Fernando. The island of Trinidad was inhabited for centuries by Indigenous peoples before becoming a colony in the Spanish Empire, following the arrival of Christopher Columbus, in 1498. Spanish governor José María Chacón surrendered the island to a British fleet under the command of Sir Ralph Abercromby in 1797. Trinidad and Tobago were ceded to Britain in 1802 under the Treaty of Amiens as se ...
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Indo-Caribbeans
Indo-Caribbeans or Indian-Caribbeans are Indian people in the Caribbean who are descendants of the Jahaji Indian indentured laborers brought by the British, Dutch, and French during the colonial era from the mid-19th century to the early 20th century. A minority are descendants of Indians or other South Asians who immigrated as entrepreneurs, businesspeople, merchants, engineers, doctors, and other professional occupations beginning in the mid-20th century. Most Indo-Caribbean people live in the English-speaking Caribbean nations, the Dutch-speaking Suriname and the French overseas departments of Guadeloupe, Martinique and French Guiana, with smaller numbers in other Caribbean countries and, following further migration, in North America and Europe. Indo-Caribbeans may also be referred to as Caribbean Indians, East Indian West Indians, or Caribbean Desis, while first-generation Indo-Caribbeans were called Girmitya, Desi, Kantraki, Mulki (m.) / Mulkin (f.), or Jahaji (m.) / Jah ...
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Samuel Frederick Hildebrand
Samuel Frederick Hildebrand (August 15, 1883 – March 16, 1949) was an American ichthyologist. Life and work Hildebrand was the son of German-born parents who immigrated to the United States in 1864. From 1908 to 1910 he worked as an assistant to Seth Eugene Meek at the Field Museum of Natural History in Chicago. In 1910 he received his Bachelor of Arts degree from Indiana State Normal School and became a research associate at the United States Bureau of Fisheries in Washington, D.C., where he remained until 1914. From 1910 to 1912 he undertook, with Meek, two collecting expeditions to Panama from which he published ''The Fishes of the Fresh Waters of Panama'' (1916) and ''The Marine Fishes of Panama'' (1923). From 1914 to 1918 he was head of the U.S. Fisheries Biological Station at Beaufort, North Carolina. In 1918 he studied mosquito control by small fish in Augusta, Georgia. From 1918 to 1919 he was director of the U.S. Fisheries Biological Station in Key West, Florida. ...
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Roti
Roti (also known as chapati) is a round flatbread native to the Indian subcontinent. It is popular in India, Sri Lanka, Pakistan, Nepal, Bangladesh, Maldives, Myanmar, Malaysia, Indonesia, Singapore, Thailand, Guyana, Suriname, Jamaica, Trinidad and Tobago, Mauritius and Fiji. It is made from stoneground whole wheat flour, traditionally known as gehu ka atta, and water that is combined into a dough. Roti is consumed in many countries worldwide. Its defining characteristic is that it is unleavened. ''Naan'' from the Indian subcontinent, by contrast, is a yeast-leavened bread, as is ''kulcha''. Like breads around the world, roti is a staple accompaniment to other foods. Etymology The word ''roti'' is derived from the Sanskrit word (''rotikā''), meaning "bread". Preparation Roti dough may be rolled out with a rolling pin to create flat, round pieces. This may be done on a circular, flat board called a roti board. Variants File:Roti-obaid.jpg, Roti in the Indian subcontinen ...
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