Red flags on marker buoys used for locating crab and lobster pots

Lobster marker flag hi-res stock photography and images - Alamy

Lobster pot marker flag hi-res stock photography and images - Alamy

Crab pot flags hi-res stock photography and images - Alamy

Crab Fishing Trap Floats Buoy - Kayak Outrigger Nigeria

Crab pot flags hi-res stock photography and images - Alamy

Marker harbour hi-res stock photography and images - Page 4 - Alamy

To Save Whales, Should We Stop Eating Lobster? – Mother Jones

Lobster Buoys Mark the Spot

Red flags on fishing buoys Stock Photo - Alamy

Marker harbour hi-res stock photography and images - Page 4 - Alamy

What does a white buoy with an orange square mean? - Quora