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Mersey Bluff Lighthouse

Fl (4) W 20s🇦🇺Tasmania, AUOperational

Mersey Bluff Lighthouse, operational since 1889, stands 13 meters high. Its focal height reaches 37 meters above sea level. The light emits four flashes, alternating white and red, every 20 seconds. This navigational aid serves the coast of Tasmania.

Why it matters: The lighthouse is listed on the Tasmanian Heritage Register.

Characteristic Signature
Fl (4) W 20s
Flash Type
Flashing
Light Color
White
Flash Count
4 flashes
Interval
20s
Raw Code
Fl.(4)W.R. period 20s
Focal Height
37m
Year Built
1889
Heritage Status
listed on the Tasmanian Heritage Register
Admiralty No.
K3550
NGA No.
K 3550
OpenStreetMap
View on OSM →
Tower Height
13m
City
Tasmania
Country
🇦🇺AU
Latitude
-41.1587°
Longitude
146.3554°
Flag
Type
Name
Dist.
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How do mariners identify Mersey Bluff Lighthouse at night?+
Mersey Bluff displays the characteristic Fl (4) W 20s — 4 white flashes every 20 seconds. Each lighthouse has a unique flash pattern published in the List of Lights, allowing mariners to positively identify it and distinguish it from other navigation aids in the area.
Which ports and harbors does Mersey Bluff Lighthouse guide vessels into?+
Mersey Bluff Lighthouse assists vessels approaching 5 nearby ports. The closest is Devonport at 1.4 NM to the SSE. Other ports served include Spreyton (3.5 NM S), ULVERSTONE (8.5 NM W), Burnie (20.8 NM WNW), Beauty Point (20.9 NM E). Mariners should consult the relevant chart for full approach and pilotage information.
Is Mersey Bluff Lighthouse still active and maintained?+
Yes, Mersey Bluff Lighthouse is currently operational. It is actively maintained and continues to emit its characteristic light signal for marine navigation. Most modern lighthouses are automated and monitored remotely by the national maritime authority.
How can I track vessels near Mersey Bluff Lighthouse?+
You can track vessels near Mersey Bluff Lighthouse in real time using MarineRadar. The platform shows live AIS positions of ships in the area, including vessel name, type, flag, speed, and course. Use the "Track Vessels Nearby" button on this page to open the live map centered on this lighthouse.