Clause 1 General
Maritime Rules Part 22: Collision Prevention
The lights mentioned in this Appendix, if exhibited by fishing vessels in close proximity to other fishing vessels in accordance with rule 22.26(4) must—
(a) be placed where they can best be seen; and
(b) be at least 0.9 metres apart but at a lower level than the all-round fishing or trawling lights prescribed in rule 22.26(2)(a) and (3)(a); and
(c) be visible all round the horizon at a distance of at least one mile but at a lesser distance than the lights prescribed by this Part for fishing vessels.