The Aboriginal ranger was taken by the crocodile about 206km south west of Yirrkala, has not been seen since and police are on their way to the scene, an NT WorkSafe spokesman said.
Northern Territory WorkSafe said the attack happened near the community of Gan Gan, at least 500km (300 miles) east of Darwin.
NT POLICE have recovered a woman's body after she was taken by a saltwater crocodile on Friday morning.
Police said it was not yet clear what type of crocodile had taken the woman.
Police found her body at around 5:00 p.m. less than half a mile from the lake.
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Larson said this event can have an impact on efforts here in Colorado to send Americans back into space on American rockets. According to Nasa , initial reports are that the crew landed in good condition and got in contact with the space agency.
EARLIER: A woman is missing from a remote community in East Arnhem Land with unconfirmed reports that she may have been attacked by a crocodile.
"The family noticed she was missing and the bucket she was carrying was found nearby", he said. "She was up to waist deep in water".
The Laynhapuy Homelands Aboriginal Corporation, which runs the Yirralka Rangers program, first reported the attack to authorities.
The last fatal crocodile attack in Australia was October last year when a 79-year-old dementia patient was killed after wandering from a nursing home at Port Douglas in Queensland state.
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