A red triangular daymark marks ().
A safe water daymark has what shape? ()
A special daymark is a().
A red triangular daymark marks().
A triangular daymark would be colored().
Entering from sea,a daymark on the port side of the channel would be indicated on a chart by a().
On entering from seaward,a starboard side daymark will().
Entering from sea,a daymark on the port side of the channel would be indicated on a chart by a ().