Both for those who are starting diving practices and if you are a professional diver, this book becomes a very useful tool when it comes to recording the dives and the parameters in which they have been carried out. If you are a beginner diver you will want to improve yourself, and it is worth keeping a record of the new things you experience; As well, if you are a diver who aspires to get qualified jobs, you will have to prove your experience. The record in this book is divided into two: On the one hand, the dive parameters: date, dive number, dive site, depth, entry/exit time, BAR PSI start/end, RNT ABT TBT, equipment used, visibility, temperature, dive shop stamps, bottom time to date, time of this dive, cumulative dive time, and check signature box. In turn, this record is complemented by a page where you can write your experience or be evaluated by an instructor. Characteristics: Compact 6" x 9" size 100 pages Professional and humorous cover High-quality white inner paper