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词汇 periphyton
释义

Definition of periphyton in English:

periphyton

noun pəˈrɪfɪtɒnpəˈrifəˌtän
mass nounEcology
  • Freshwater organisms attached or clinging to plants and other objects projecting above the bottom sediments.

    〔生态〕水生附着生物

    the tadpoles used in this experiment feed primarily on periphyton
    Example sentencesExamples
    • The tadpoles used in this experiment feed primarily on periphyton by scraping the surfaces of tank walls and leaves.
    • They are commonly called ‘pondscum’, and make up the filamentous periphyton in ponds, growing on and around the larger aquatic plants.
    • This increased force could permit wood frog tadpoles to scrape a type of periphyton that is more resistant to harvest or to harvest periphyton more efficiently.
    • Four examples of competitive interactions are thoroughly examined: periphyton vs. phytoplankton, macrophytes, snails vs. tadpoles, and fish.
    • A spongy, Dijon-colored city of algae and microscopic creatures that floats on the surface, periphyton cleanses the Everglades of excess nutrients and pollutants.

Derivatives

  • periphytic

  • adjective
    Ecology
    • How important are rotifers to the ecology of springs and soils, interstitial, and periphytic habitats?
      Example sentencesExamples
      • A five-level light gradient experiment corroborated these findings: full sunlight suppressed periphytic accumulation.
      • The presence of herbivores also increased periphytic nutrient content in some experiments.

Origin

1960s: from Greek peri- 'around' + phuton 'plant'.

Definition of periphyton in US English:

periphyton

nounpəˈrifəˌtän
Ecology
  • Freshwater organisms attached or clinging to plants and other objects projecting above the bottom sediments.

    〔生态〕水生附着生物

    the tadpoles used in this experiment feed primarily on periphyton
    Example sentencesExamples
    • This increased force could permit wood frog tadpoles to scrape a type of periphyton that is more resistant to harvest or to harvest periphyton more efficiently.
    • They are commonly called ‘pondscum’, and make up the filamentous periphyton in ponds, growing on and around the larger aquatic plants.
    • Four examples of competitive interactions are thoroughly examined: periphyton vs. phytoplankton, macrophytes, snails vs. tadpoles, and fish.
    • The tadpoles used in this experiment feed primarily on periphyton by scraping the surfaces of tank walls and leaves.
    • A spongy, Dijon-colored city of algae and microscopic creatures that floats on the surface, periphyton cleanses the Everglades of excess nutrients and pollutants.

Origin

1960s: from Greek peri- ‘around’ + phuton ‘plant’.

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