128Meaning of *diving*

128 Meaning of *diving*

(1) For the purposes of this Chapter, a person is diving if the person—

(a) is in a chamber inside which the ambient pressure is equal to or higher than the hydrostatic pressure at a depth of 1 metre in seawater (whether or not the chamber is submerged in water or another liquid); or

(b) is submerged in water or another liquid and the person's lungs are subjected to a pressure greater than atmospheric pressure (whether or not the person is wearing a wetsuit or other protective clothing); or

(c) is in a manned submersible craft that is submerged in water or another liquid.

(2) For the purposes of this Chapter, diving also includes diving using a snorkel and diving without the use of any breathing apparatus.

(3) For the purposes of this Chapter, diving does not include—

(a) diving using a snorkel; or

(b) diving without the use of any breathing apparatus—

for the purpose of conducting an environmental survey.