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  2. Electrofishing - Wikipedia

    en.wikipedia.org/wiki/Electrofishing

    Electrofishing. Scientists carrying out a population and species survey using electrofishing equipment. Electrofishing is a fishing technique that uses direct current electricity flowing between a submerged cathode and anode. This affects the movements of nearby fish so that they swim toward the anode, where they can be caught or stunned.

  3. Blast fishing - Wikipedia

    en.wikipedia.org/wiki/Blast_fishing

    Blast fishing, fish bombing, dynamite fishing or grenade fishing is a destructive fishing practice using explosives to stun or kill schools of fish for easy collection. This often illegal practice is extremely destructive to the surrounding ecosystem , as the explosion often destroys the underlying habitat (such as coral reefs ) that supports ...

  4. Electric fish - Wikipedia

    en.wikipedia.org/wiki/Electric_fish

    An electric fish is any fish that can generate electric fields, whether to sense things around them, for defence, or to stun prey. Most fish able to produce shocks are also electroreceptive, meaning that they can sense electric fields. The only exception is the stargazer family (Uranoscopidae). Electric fish, although a small minority of all ...

  5. Electric catfish - Wikipedia

    en.wikipedia.org/wiki/Electric_catfish

    Electric catfish. Electric catfish or Malapteruridae is a family of catfishes (order Siluriformes). This family includes two genera, Malapterurus and Paradoxoglanis, with 21 species. [ 1] Several species of this family have the ability to generate electricity, delivering a shock of up to 350 volts from its electric organ. [ 2]

  6. Fishing techniques - Wikipedia

    en.wikipedia.org/wiki/Fishing_techniques

    Compared to fishing from the land, fishing from a boat allows more access to different fishing grounds and different species of fish. Some tackle is specialised for boat anglers, such as sea rods. Remote control fishing - Fishing can also be done using a remote controlled boat. This type of fishing is commonly referred to as RC fishing. The ...

  7. Environmental impact of fishing - Wikipedia

    en.wikipedia.org/.../Environmental_impact_of_fishing

    Jack mackerel caught by a Chilean purse seiner Fishing down the food web. Overfishing is the removal of a species of fish (i.e. fishing) from a body of water at a rate greater than that the species can replenish its population naturally (i.e. the overexploitation of the fishery's existing fish stock), resulting in the species becoming increasingly underpopulated in that area.

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