The effort, described as the largest wildlife vaccination of its kind, involves two doses per bird and microchipping for tracking, with doses arriving for a Monday start.
Thousands of fraudulent claims allegedly drained the funds, sparking online concerns about the scheme’s $50 billion annual costs and vulnerabilities to rorting.
Maritime intelligence company Windward said its analysis of AIS data and satellite imagery identified one vessel whose movements matched the location and timing of the faults.