1. Delivery consisted of a shallow dive from about with the speed around. 2. Rarely prey is obtained by making shallow dives under the surface. 3. Below, an early ( Circa 1940 ) Berge shallow dive mask. 4. Deep dives are followed by three or four shallow dives . 5. This effect is predominantly seen in shallow diving birds as buoyancy effects are strongest. 6. Shallow dives tend to take place during the day, while deeper ones take place at night.7. It can occur during shallow dives , but does not usually become noticeable at depths less than. 8. Little Cayman features shallow dives as low at 20 feet and as deep as 6, 000 feet. 9. The Bf 110 usually used a shallow dive to bomb the target and escape at high speed. 10. No data show a beaked whale making an uncontrolled ascent or failing to do successive shallow dives .