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Results for “temporal”

Ichthyological terms, not general ones.

Species 5Articles 3Glossary 7

  • temporal

    Of, relating to, or limited by time or the material world.

    Used in 10 profiles

  • temporary hardness

    Refers to the portion of hardness in a water body arising from the presence of dissolved calcium hydrogencarbonate and magnesium hydrogencarbonate. These become less soluble as temperature increases so are removed when water is boiled, for example. Temporary hardness is sometimes referred to as, but is not equivalent to, carbonate hardness.

    Used in 1 profile

  • carbonate hardness

    Measure of the alkalinity of water as dictated by the presence of bicarbonate and carbonate ions. Usually expressed as parts per million, milligrams per litre, or degrees (dKH) of which 1 dKH corresponds to 17.848 ppm. Sometimes used a synonym for, but not equivalent to, temporary hardness.

    Used in 65 profiles

  • cartilage

    Specialised, toughened, elastic, fibrous connective tissue found in various parts of the body and forming the temporary skeleton in embryonic and very young fishes, but mostly lost as the majority of species mature. Retained throughout life in cartilaginous fishes.

    Used in 26 profiles

  • cement gland

    Temporary organ normally located on the head in fry of some fish species. Excretes an adhesive substance and used to attach to solid surfaces.

  • territory

    In biology, area occupied by an individual, pair or group of animals and often physically defended against others of the same sex or species. May be established on a permanent or temporary basis.

    Used in 318 profiles

  • tubercle

    A small, rounded, epidermal projection or protuberance present on the head, body, or fins of some fishes. Often developing temporarily during the spawning season and/or in males only.

    Used in 24 profiles