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Learning objective

Students should be able to outline and clarify the consequences of ocean exploitation, including the overfishing of marine species, the impact on both target and bycatch species, and how the farming of marine species helps to lessen the pressure on fisheries.

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  • Read the explanation.
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  • Practise with linked questions.
Cambridge IGCSE Environmental ManagementOceans and fisheries

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Quick explanation

Students should be able to outline and clarify the consequences of ocean exploitation, including the overfishing of marine species, the impact on both target and bycatch species, and how the farming of marine species helps to lessen the pressure on fisheries

  • This point belongs to Impact of exploitation of the oceans, especially Impact of exploitation of the oceans outcomes.
  • You need to be able to students should be able to outline and clarify the consequences of ocean exploitation, including the overfishing of marine species, the impact on both target and bycatch species, and how the farming of marine species helps to lessen the pressure on fisheries.
  • The key ideas to know are Describe, Explain, and Outline.
  • Use the linked flashcards and practice questions to check recall, then practise applying the idea in an exam-style answer.

Key concepts

DescribeExplainOutline

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Paper 1 structured question: Impact of exploitation of the oceans

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Description

Overfishing and Bycatch

Overfishing occurs when fish are caught faster than they can reproduce, leading to population declines. Bycatch is the accidental capture of non-target species during fishing, which can harm these populations.

  1. a

    Outline two consequences of overfishing on marine species.

    Aim for approximately 2 distinct marking points.

    [2]
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