Butchaski hosted 2GB’s fishing show with colleagues Gavin Pitchford and Michael Guest.
He said police were set to resume the search this morning.
Butchaski’s former fishing show co-host Gavin Pitchford told 2GB Butchaski also suffered from diabetes, prompting fears he may have had an episode.
Pitchford said he was “devastated” by the news, host Ben Fordham said.
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“Emergency services were called to the area last night after the man, aged in his 60s, failed to return,” Queensland Police said yesterday.
“Police and the Rescue 700 helicopter commenced the search yesterday evening and recommenced search efforts at first light this morning.
“Additional officers are travelling from Bamaga this morning to assist.”
Shelburne is less than 100km from Cape York, firmly in Queensland’s crocodile country.
Police did not say whether a crocodile is believed to have been involved in the fisherman’s disappearance.