SMB, DSMB, Lift Bags and Safety Sausages

SMB, DSMB, Lift Bags and Safety Sausages

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doctormike submitted a new resource:

SMB, DSMB, Lift Bags and Safety Sausages - A guide to these commonly confused items

View attachment 685855

There are three terms describing inflatable bags used in scuba diving - safety sauage, SMB (surface marker buoy) and lift bag. Technically, what most people refer to as a "safety sausage" is really an SMB, and what most people refer to as an SMB is really a DSMB (delayed surface marker buoy). But I'm going to use the terms as they are - incorrectly but near universally - used by divers in our area.

A safety sausage is the simplest of the three, and is...

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