you should pass the daymark on your starboard side
If you are traveling upstream on a river and see a red triangular daymark, you should pass this marker on the left side.
When traveling upstream on a river you see a red triangular daymark, so you should pass on the left side.
Leave that mark to starboard.
Keep the red markers on your right side when returning upstream from sea. In many places, the direction of the current is determined by consensus or by the tide.
Keep it on your starboard side.
Daymarkers are red triangles with green squares.
Red is the color of a triangle shaped daymark.
Square daymarks are always green and indicates the left side of the channel as the boat moves upstream. A triangular daymark is always red and marks the right side of the bank.
Daymarkers are red triangles with green squares.
Green is the color of a square shaped daymark.
Green is a square shaped daymark buoy.