Diving measuring tool with 15 cm scale — simple, reliable underwater measuring aid Key benefits Easier underwater measurement: a clear 15 cm scale lets you measure the length of fish, rocks and small seabed features directly while submerged. Practical for beginners: helps orient and move along the seabed safely, making it a useful training and support tool for new divers. Versatile accessory: useful for diving, snorkeling and other underwater exploration activities where quick, compact measurements are needed. What it does Measures lengths up to 15 cm for quick reference while underwater. Assists with positioning and moving over the seabed during dives or surveys. Designed as a straightforward, portable tool to support common underwater tasks. Compatibility and size 15 cm scale provides a compact measuring range suited to small specimens and features. Intended for use during recreational diving, snorkeling and underwater exploration sports. Practical use scenarios Field compliance and catch checks: quickly measure fish to confirm size against local regulations while still in the water. Underwater observations: record the length of small marine life or map the size of rocks and coral fragments during a survey or dive session. Training and navigation: help beginner divers maintain contact with the seabed and practice controlled movement during shallow dives. What to expect A compact, easy-to-handle underwater measuring aid with a 15 cm scale. Straightforward use in diving, snorkeling and underwater exploration contexts. 3. Diving 4. Solid and