22.26 Fishing vessels
Maritime Rules Part 22: Collision Prevention
(1) A vessel engaged in fishing, whether underway or at anchor, must exhibit only the lights and shapes prescribed in rule 22.26.
(2) A vessel engaged in trawling must exhibit—
(a) (i) two all-round lights in a vertical line, the upper being green and the lower white; or
(ii) a black shape consisting of two cones with their apexes together in a vertical line one above the other; and
(b) a masthead light abaft of and higher than the all-round green light,
BUT a vessel of less than 50 metres in length is not obliged to exhibit such a light but may choose to do so; and
(c) when making way through the water, in addition to the lights prescribed in this paragraph, sidelights and a sternlight.
(3) A vessel engaged in fishing other than trawling must exhibit—
(a) (i) two all-round lights in a vertical line, the upper being red and the lower white; or
(ii) a black shape consisting of two cones with their apexes together in a vertical line one above the other; and
(b) when there is outlying gear extending more than 150 metres horizontally from the vessel:
(i) an all-round white light; or
(ii) a cone apex upwards in the direction of the gear; and
(c) in addition, when making way through the water, sidelights and a sternlight.
(4) The additional signals described in Appendix 2 to this rule apply to a vessel engaged in fishing in close proximity to other vessels engaged in fishing.
(5) When not engaged in fishing, a vessel must not exhibit the lights or shapes prescribed by this rule, but only those prescribed for a vessel of its length.