▁a ft . ▁ ▁Dep loyment ▁ ▁A ph is , ▁Be e , ▁Lady bird ▁and ▁Sc arab ▁were ▁deployed ▁to ▁Port ▁Sa id , ▁Egypt ▁in ▁ 1 9 1 5 - 1 6 , ▁G nat , ▁Mant is , ▁M oth ▁and ▁Tar ant ula ▁were ▁sent ▁to ▁the ▁Pers ian ▁G ulf ▁in ▁ 1 9 1 6 . ▁G low w orm , ▁C ical a , ▁C ock cha fer ▁and ▁ ▁Cr icket ▁were ▁deployed ▁to ▁the ▁east ▁coast ▁of ▁England ▁in ▁ 1 9 1 6 ▁and ▁had ▁their ▁main ▁arm ament ▁mount ings ▁modified ▁to ▁give ▁higher ▁elev ation ▁for ▁anti - Ze ppel in ▁work . ▁▁ ▁In ▁ 1 9 1 9 , ▁during ▁the ▁Russian ▁Civil ▁War , ▁G low w orm , ▁C ical a , ▁C ock cha fer , ▁Cr icket , ▁M oth , ▁and ▁Mant is ▁served ▁on ▁the ▁D v ina ▁River ▁( nor thern ▁Russia , ▁in ▁Ar kh angel sk ▁O blast ), ▁fighting ▁in ▁support ▁of ▁White ▁Russian ▁forces . ▁G low w orm s ▁captain ▁and ▁some ▁other ▁crew ▁members ▁were ▁killed ▁when ▁a ▁nearby ▁am mun ition ▁bar ge ▁expl oded . ▁The ▁crew ▁of ▁C ical a ▁mut in ied , ▁as ▁part ▁of ▁a ▁wider ▁wave ▁of ▁un rest ▁in ▁the ▁Royal ▁Navy , ▁and ▁five ▁" ring le aders " ▁were ▁sent enced ▁to ▁death , ▁later ▁comm uted ▁to ▁five ▁years ' ▁imprison ment .