Notice to Mariners No 55 of 2025 (Temporary)
Thursday 21 August 2025

HARBORS AND NAVIGATION ACT 1993
Notice to Mariners No. 55 of 2025 (Temporary)
SOUTH AUSTRALIA – SPENCER GULF – PORT DAVIS CHANNEL – OBSTRUCTION
Mariners are advised that there is an obstruction between navigation beacon No 3 and navigation beacon No 5 in the form of a pipe, visible at low water.
Position: Port Davis Channel
Near No 3 Beacon 33° 15’ 53.78” S 137° 46’ 34.93” E
Mariners are advised to navigate with caution when transiting the area.
Charts affected:
AUS485, AUS778, AUS4060, AUS4709
ENC AU160120, AU240130, AU434137
GORDON PANTON
Manager Marine Safety and Compliance
Department for Infrastructure and Transport
14 August 2025
DIT 2017/02277/01
www.marinesafety.sa.gov.au