The Water's Edge is the most in-depth manual ever written on police diving techniques and is written by one of the most experienced public safety divers in the world. Mike Berry is one of the world's leading trainers and authorities in Public Safety Diving and specializes in teaching others how to succeed and survive in this ever demanding and challenging profession. Mike is recognized internationally as a Master Underwater Criminal Investigator and one of the most experienced Public Safety Divers/Underwater Criminal Investigators in the world with 40+ years of active service.This manual is based on his 2,000 plus underwater operations and covers topic like: - Diver Readiness- Equipment Readiness- Information Readiness- Establishing your Crime Scene- Interview Techniques- Crime Scene Photography and Sketching- Advanced Underwater Communications- Medical Aspects- Search Patterns- Location and Marking Evidence- Evidence Recovery and Preservation- The Oxidation Process- Metal Preservation- Non-Metal Evidence Preservation- Submerged Fingerprints- Touch DNA- Body Movement and Body Recovery- Underwater Body Bagging Techniques- Chemical and Polluted Water Diving- Light and Heavy Salvage- Vehicle Recovery- Case Preparation- Courtroom TestimonyThe manual is written as if Mike is talking to you personally on how to conduct criminal investigations underwater and the steps needed to become a true professional in this field of investigations.