- Sea Temperatures
- Wind Guru
- Easytide
- Sea Data Buoys
- Divers Tool Kit
- Inshore Shipping Forecast - Met Office
- Swell Charts - MagicSeaWeed
- Free Bulk SMS
- Divesearch now with inland dive sites mapped.
- Free audio book in .mp3 or .ogg
- Dating old bottles from their seams.
- http://www.scuba-doc.com/
- Siebe Gorman Booster Pump Manual
- http://www.wrecksite.eu/
- DDRC DCI workshop
- Aerobic exercise before diving reduces venous gas bubble formation in humans.
- Pre-dive normobaric oxygen reduces bubble formation in scuba divers.
- Exercise during a 3-min decompression stop reduces postdive venous gas bubbles.
- Effect of in-water recompression with oxygen
- Preventive effect of pre-dive hydration on bubble formation in divers.
- Bubble formation after a 20-m dive: deep-stop vs. shallow-stop decompression profiles