The 82-year-old man arrested on suspicion of sexual offences by officers from Operation Yewtree was interviewed under caution on November 29 last year, five days after a search warrant was executed at an address in Berkshire.
He has been bailed to a date in May pending further inquiries.
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The youngest royal will make her second public appearance later this afternoon when she is baptised in Norfolk.
Jayln Rippy died and her mother and brother were seriously injured by the fish, which can grow up to eight feet long.
European nations are collectively consuming more fish than its waters can provide, according to a new study.