 Fog signals are electric sirens, one on the southeast end sounding two blasts of 4 seconds duration, every 30 seconds while the one on the northwest end gives a single blast every 20 seconds of 5 seconds duration.The three lighthouse keepers, known as "wickies", were dressed in prescribed formal uniforms which consisted of a "navy blue hat, sack coat, vest and trousers".Decorative buttons and insignia patches adorned their uniforms.