A-Drift Marine Surveyors will provide comprehensive and impartial Marine surveys regarding the integrity, condition, and value of the boat being surveyed and support our clients in using that information. We are your choice for a Marine Surveyor.?You'll want to choose a surveyor that you think will do an accurate survey for a reasonable price. The survey is the single best tool you have to make a wise financial boat decision, so make sure you have a quality surveyor doing the job. A Marine survey is an important FIRST step in the purchase of a new or used boat. Just as you should have an inspection when purchasing a home, the same care and diligence should be used in selecting a boat.