Derbyshire Police want help tracing three youths after a swan was killed in Chesterfield Canal.
It happened at around 6.15pm on Friday, when the swan was shot dead and dragged off.
Derbyshire police say three youths aged between about 16 and 18 were reported to be shooting swans in the area with an air rifle.
Anyone with information is being encouraged to contact the police or crimestoppers.
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