bitterling การใช้

• Fish species include spined loach, European weatherfish and European bitterling.
• The bitterling's diet consists of plant material and small larvae of insects.
• Mussels form an essential part of its reproductive system, with bitterling eggs being laid inside them.
• Butyric acid was, however, one of the few organic acids shown to be palatable for both tench and bitterling.
• This reddish color is similar to the color of a red rose, which is why it is called a rosy bitterling.
• In 1936, the bitterling was thought to respond to hormones in a pregnant woman's urine, but the work was later discredited.
• The "'elongate bitterling "'( " Acheilognathus elongatus " ) is a species of freshwater fish in the family Cyprinidae.
• They sought to determine the source organ of whatever non-pregnant urine substance was causing the same bitterling ovipositor response as Fleischmann's estrogenic preparation.
• In 1938, Fleischmann and Kann determined that in addition to estrogen, a specific adrenal hormone, corticosterone, could cause the observed bitterling ovipositor reaction.
• Due to the poor water quality that year compared to previous years, the study group concluded eutrophication has a negative effect on reproduction in the rosy bitterling.
• Studies of the rose bitterling ( Rhodeus ocellatus ), have shown that offspring of females with mate choice had higher survival rates than offspring of females that did not.
• The "'Kyushu bitterling "'( " Rhodeus atremius " ) is a temperate freshwater fish belonging to the Acheilognathinae subfamily of the Cyprinidae family.
• The "'European bitterling "'( " Rhodeus amarus " ) is a temperate freshwater fish belonging to the Acheilognathinae subfamily of the Cyprinidae family.
• The "'Khanka spiny bitterling "'( " Acanthorhodeus chankaensis " ) is a temperate freshwater fish belonging to the Acheilognathinae subfamily of the family Cyprinidae.
• The "'oily bitterling "'( " Tanakia limbata " ) is a temperate freshwater fish belonging to the Acheilognathinae sub-family of the family Cyprinidae.
• Aaron E . Kanter, Carl P . Bauer and Arthur H . Klawans of the University of Chicago added a teaspoon of urine from a pregnant woman to a bowl in which a bitterling was swimming.
• Long thought to be symbiotic with the mussels ( whose larval phase attaches to fish gills during development ), recent research has indicated they are in fact parasitic, with co-evolution being seen in Chinese bitterling and mussel species.
• The Khanka spiny bitterling ( " Acanthorhodeus chankaensis " ) and the Russian bitterling ( " Acheilognathus asmussii " ) were previously classified as " Devario ", but now are placed in a completely different subfamily, the Acheilognathinae ( bitterlings ).
• The Khanka spiny bitterling ( " Acanthorhodeus chankaensis " ) and the Russian bitterling ( " Acheilognathus asmussii " ) were previously classified as " Devario ", but now are placed in a completely different subfamily, the Acheilognathinae ( bitterlings ).
• It is known simply as " the bitterling " in its native range, where it is the only species of its genus " Rhodeus ", and sometimes in the scientific literature, also, but this is technically wrong, being a leftover from the times when the European bitterling was united with its Siberian relative, the Amur bitterling, in " R . sericeus ".