BSAC AI Course Gozo Underwater Search Techniques A brief odyssey by Darin Edmunds.
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Transcript of BSAC AI Course Gozo Underwater Search Techniques A brief odyssey by Darin Edmunds.
![Page 1: BSAC AI Course Gozo Underwater Search Techniques A brief odyssey by Darin Edmunds.](https://reader036.fdocuments.net/reader036/viewer/2022062802/56649eac5503460f94bb206b/html5/thumbnails/1.jpg)
BSAC AI Course GozoBSAC AI Course Gozo
Underwater Search Underwater Search TechniquesTechniques
A brief odyssey by Darin Edmunds
![Page 2: BSAC AI Course Gozo Underwater Search Techniques A brief odyssey by Darin Edmunds.](https://reader036.fdocuments.net/reader036/viewer/2022062802/56649eac5503460f94bb206b/html5/thumbnails/2.jpg)
BSAC AI Course GozoBSAC AI Course Gozo
About searching underwater…About searching underwater…WaterWeatherDivers
Swim linesCircularTowedSnag lineJackstayGrid
BottomFlatUndulatingSloping
SizeColourFragility
ITVO?GPS coordsTransits
RopesBoatsFloats
Open WaterShoreSize
• ConditionsConditions• HydrologyHydrology• Search ItemSearch Item• EquipmentEquipment• PositionPosition• AreaArea• TechniquesTechniques
Considerations
The Circular SearchThe Circular Search
![Page 3: BSAC AI Course Gozo Underwater Search Techniques A brief odyssey by Darin Edmunds.](https://reader036.fdocuments.net/reader036/viewer/2022062802/56649eac5503460f94bb206b/html5/thumbnails/3.jpg)
BSAC AI Course GozoBSAC AI Course Gozo
Circular Search - SetupCircular Search - Setup• Essential Equipment
Shot line (12-15mm)
Shot Weight (15-25kg)
Buoy (50Kg buoyancy)
• Searches must be 100% Data line/marker
Swim line
Overlapping vision/touch
Techniques
![Page 4: BSAC AI Course Gozo Underwater Search Techniques A brief odyssey by Darin Edmunds.](https://reader036.fdocuments.net/reader036/viewer/2022062802/56649eac5503460f94bb206b/html5/thumbnails/4.jpg)
BSAC AI Course GozoBSAC AI Course Gozo
Semi-circular search
Snag method
Adaptations…Adaptations…
![Page 5: BSAC AI Course Gozo Underwater Search Techniques A brief odyssey by Darin Edmunds.](https://reader036.fdocuments.net/reader036/viewer/2022062802/56649eac5503460f94bb206b/html5/thumbnails/5.jpg)
BSAC AI Course GozoBSAC AI Course Gozo
Unsuitability……Unsuitability……Non-tidal search area30m radius limit*Not suitable for slopes*
Increasing saw tooth profile
![Page 6: BSAC AI Course Gozo Underwater Search Techniques A brief odyssey by Darin Edmunds.](https://reader036.fdocuments.net/reader036/viewer/2022062802/56649eac5503460f94bb206b/html5/thumbnails/6.jpg)
BSAC AI Course GozoBSAC AI Course Gozo
Circular Search… SummaryCircular Search… SummaryTechniques
![Page 7: BSAC AI Course Gozo Underwater Search Techniques A brief odyssey by Darin Edmunds.](https://reader036.fdocuments.net/reader036/viewer/2022062802/56649eac5503460f94bb206b/html5/thumbnails/7.jpg)
BSAC AI Course GozoBSAC AI Course Gozo
The EndThe End
Thank you