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词汇 electrofish
释义

Definition of electrofish in English:

electrofish

verbɪˈlɛktrəʊfɪʃəˌlektrəˌfiSH
[with object]
  • Fish (a stretch of water) using electrocution or a weak electric field.

    在(某水域)进行电渔,在(某水域)进行电气捕鱼

    electrofishing and netting showed a number of small bass in different sections of the lake
    Example sentencesExamples
    • Eighteen streams were electrofished at least once over the course of the study to determine fish community composition and catch-per-unit-effort (fish per minute).
    • During the 1998-1999 surveys, fishes were collected using baited minnow traps, trap nets, gill nets, backpack electrofishing units, seines, and angling to avoid size- and species-selectivity.
    • Fish taken by electrofishing and angling were sampled during the prespawning (spring, summer) and spawning seasons in 1997.
    • All fish specimens were obtained by electrofishing.
    • One of the options state and federal wildlife officials are throwing around (and have tried in the past) is electrofishing.
    • Each site was electrofished in a systematic fashion beginning at the downstream margin of the section and continuing upstream to the head in the section.
    • ‘If only we had some electrofishing gear ‘I said.’
    • Areas upstream and downstream of the 400-m section were searched for marked fish with equal electrofishing effort (two passes with block nets).
    • Bitterlings were collected from the same site as the mussels by electrofishing in mid-April 1999 and kept indoors in large aquaria at the university.
    • After all enclosures were positioned, they were electrofished using a backpack electroshocker to attempt to remove any fish that may not have escaped during positioning.
    • All fish receptive to capture by two electrofishing passes within each of six sites were sampled.
    • The recent trend towards assessing fish assemblage structure has been attributed to the advent of modern pulsed-DC backpack electrofishing gear and the availability of effective multi-metric indices.
    • Boat electrofishing was also conducted at night in each major littoral habitat in a subset of 30 lakes during 1991 and 1992.
    • The section electrofished should be of a minimum length.

Definition of electrofish in US English:

electrofish

verbəˌlektrəˌfiSH
[with object]
  • Fish (a stretch of water) using electrocution or a weak electric field.

    在(某水域)进行电渔,在(某水域)进行电气捕鱼

    electrofishing and netting showed a number of small bass in different sections of the lake
    Example sentencesExamples
    • All fish specimens were obtained by electrofishing.
    • After all enclosures were positioned, they were electrofished using a backpack electroshocker to attempt to remove any fish that may not have escaped during positioning.
    • Areas upstream and downstream of the 400-m section were searched for marked fish with equal electrofishing effort (two passes with block nets).
    • All fish receptive to capture by two electrofishing passes within each of six sites were sampled.
    • Bitterlings were collected from the same site as the mussels by electrofishing in mid-April 1999 and kept indoors in large aquaria at the university.
    • Eighteen streams were electrofished at least once over the course of the study to determine fish community composition and catch-per-unit-effort (fish per minute).
    • Each site was electrofished in a systematic fashion beginning at the downstream margin of the section and continuing upstream to the head in the section.
    • During the 1998-1999 surveys, fishes were collected using baited minnow traps, trap nets, gill nets, backpack electrofishing units, seines, and angling to avoid size- and species-selectivity.
    • One of the options state and federal wildlife officials are throwing around (and have tried in the past) is electrofishing.
    • Boat electrofishing was also conducted at night in each major littoral habitat in a subset of 30 lakes during 1991 and 1992.
    • The section electrofished should be of a minimum length.
    • ‘If only we had some electrofishing gear ‘I said.’
    • The recent trend towards assessing fish assemblage structure has been attributed to the advent of modern pulsed-DC backpack electrofishing gear and the availability of effective multi-metric indices.
    • Fish taken by electrofishing and angling were sampled during the prespawning (spring, summer) and spawning seasons in 1997.
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