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词汇 bitterling
释义

Definition of bitterling in English:

bitterling

nounˈbɪtəlɪŋ
  • A small brightly coloured freshwater fish of central Europe. The eggs are deposited inside a mussel, in which they are fertilized and the young eventually hatch.

    苦味鳑鲏,苦鱼

    Rhodeus amarus, family Cyprinidae

    Example sentencesExamples
    • The bitterling appears to be not a particularly fussy eater, but it's a small fish so likes small foods.
    • Heading towards the Yukon you should catch bitterlings in the winter.
    • Species (or larger taxonomic groups) used as hosts by this species are orange spotted sunfish, bitterling, white-tail shiner, spotfin shiner, and big-eye chub.
    • Similarly, in the European bitterling, Rhodeus sericeus, dominant males invested most in ejaculations before oviposition if only one competitor was present.
    • Juveniles of rotan are seldom predators, adults feed mostly on fish; young of rotan, bitterlings, minnows.
    • The bitterlings comprise about 5 species in Europe, Asia Minor, the Caspian Sea basin, China, Japan and Korea with 1 species in Iran.
    • New York's Saw Mill River was stocked with bitterlings ten years ago, but two years later they had disappeared.
    • The little bitterlings grow inside the mussel without harming it, but where they are safe behind solid walls and with a constant supply of food drawn in for them by the mussel's own feeding activities.
    • Clonorchis used to be transmitted through eating raw small cyprinids such as minnows and bitterlings.
    • As was already suspected in 1993, the bitterlings have disappeared from the basin, since the species of mussel essential for their successful reproduction is lacking.
    • Fish species belonging to this type are classified into 3 groups: medaka, loach, etc. that either migrate to paddy fields to spawn or can remain permanently in paddy fields; Japanese bitterlings that do not necessarily migrate to paddy fields; and sticklebacks that cannot survive where there are no springs.
    • They may - I don't know a lot about silver bitterlings, but from what I know of fish, those that lay eggs in protected spots tend to do so because the fry will remain there for awhile and thus be protected…
    • During the spawning season, male bitterling establish small territories around mussels and court females.
    • I received an e-mail back saying that blue bitterlings, rainbow dace, and paradise fish do well with them.
    • Currently I am using DNA microsatellite analysis to determine paternity and sibship among embryonic bitterling in mussels collected from natural populations to quantify the frequency and importance of sneaking.
    • The fertilized eggs develop inside the mussel shell and the little bitterlings leave it three to four weeks later.
    • The European bitterling (Rhodeus sericeus, Cyprinidae) is a freshwater fish in which the quality of the resource is of crucial importance for successful reproduction but can easily be manipulated.

Origin

Late 19th century: from German Bitterling, from bitter 'bitter'(translating Latin amarus) + -ling.

Rhymes

chitterling
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