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Exotic Aquatic Organisms - International Development Research ...

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Appendix III<br />

Instances of Decline/Disappearance of Indigenous<br />

Species as a Possible Consequence of<br />

Introduced Fish Species<br />

It will be apparent from the individual presentations that the number of instances, in the area<br />

under review, that an indigenous species was made extinct or endangered as a consequence of an<br />

introduction were few. Nevertheless, this is no reason for complacency. Also, in certain<br />

instances though the decline of indigenous species has been attributed to an exotic i:he evidence<br />

available is mostly circumstantial. In spite of these shortcomings this Appendix summarizes such<br />

instances.<br />

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