Search and Recovery

Knowledge Review - Part 1

A recreational search and recovery diver:

Six potential hazards of search and recovery diving include:

Five general steps in planning a search and recovery dive are:

Use an expanded square search pattern or a U search patter when:

Use a circular rope search pattern when:

Execute a circular roper search pattern by:

You should never use your BCD for lifting objects because it could result in a runaway ascent.

The use of a lift bag becomes mandatory with anything over 10 pounds.

Three reasons why commercially-made lift bags should be used for recovering underwater objects:

Procedure for controlling, rigging, and lifting an object using a lift bag:

Alternate second stage or an accessory inflater are the only air sources you should use for filling a lift bag.

Knowledge Review - Part 2

Procedure for a jackstay search pattern:

Procedure for snorkeler led search pattern:

Procedure for semicircular search pattern:

Procedure for shore walk search pattern:

Bottom topography and water movement can affect a search by:

Professional search and recovery differs from recreational in that:

Pinpoint a fix on a submerged object while at the surface over it by:

Relocate an object using a known fix by:

Three commonly used knots for search and recovery are:

Prepare for tying knots underwater by: