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Despite the warning sign erected on the southern end of Bondi Beach, swimmers take to the water.   Uneven and inconsistent wave patterns and waves churning up sand are two indicators of dangerous currents, both visible in this image.  This area is under constant patrol by lifesavers and lifeguards.  This image was taken on an afternoon in summer.
Warning sign for swimmers to beware dangerous currents, Manly Beach, Sydney
Brightly colored, lifeguard warning flags on the beach on the North Shore of Oahua
Shark fin on a yellow warning sign with wooden post at the beach
warning sign against high waves
A Tsunami Hazard sign posted near a beach in California.
Sydney, Australia - January 1, 2020: Young male tourist surfing in to the ocean with a red flag sign indicating no swimming or surfing at the ocean on Tamarama Beach, very near to famous Bondi Beach.
A piece of cautionary yellow signage accurately depicting dangerous waves on Hawaiian beaches (stock image).
Yield Sign before crashing waves of Lake Huron
A bright yellow warning sign indicating dangerous currents stands on the sandy beach near the calm, blue water of Sydney. The sun glistens on the surface of the ocean.
Warning sign of cliff edge on the headland of Wallaby Point overlooking the ocean
Warning Sign \
Man-o-war and strong current warning signs on Waimanalo Beach on Oahu, Hawaii
Danger Deep Water Warning sign on a chain link fence
Dangerous current sign. No swimming Australia
Dangerous waves sign in Norway
Warning, caution, keep out, danger signs or stickers. 3D rendering isolated on white background
idyllic seascape
Kuta beach landscape with dangerous breaking waves.
Triangle warning sign depicting danger of large ocean waves. Coastal hazard symbol on concrete wall. Safety sign for beachgoers near water.
A heavily weathered quayside sign warning drivers to avoid the water's edge.
warning sign caution, current, drowning
A sunshade and breaking waves both have a striped appearance at Manly Beach on the northern beaches of Sydney. Between them is a dangerous currents warning sign. This image was taken from the promenade on a hot and sunny afternoon on 24 January 2026.
A no dive sign on the beach in Byron Bay, Australia.
A warning sign with no text, white with red stripes, is placed in front of the sea with a bridge in the background.
Fluffy danger symbol on pink soft balloon surface.
Beach closed warning sign during stormy weather at Tamarama Beach, Sydney, Australia, with rough ocean waves in the background.
Orange lag saying it is dangerous to swim on the beach
A safety water limit sign in Sottomarina Beach in Chioggia, Veneto, Italy
Maui, USA - October 10, 2024:  Dangerous Shore break and Strong current warning signs posted at Big Beach, Maui where the shore beachbreak can be extremely dangerous, especially for inexperienced swimmers.
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