Underwater Photography can be done with most regular camers with a underwater plastic body around the camera or with specific water resistant underwater cameras.
No.
$1000
fo-TOG-graphy
1767, 1500, 1910 and 1838
video enhancement graphics
water!
Yes electricity works under water
yes
Yes, magnetism happens even under water.
color reversal film :D
Ships and supplies, they don't work under water
Nope. Sucks for you!