Bailiwick of Guernsey from sea level to at Le Moulin on Sark. There are many smaller islands, islets, rocks and reefs in the Bailiwick. Combined with a tidal range of 10m and fast currents of up to 12 knots, this makes sailing in local waters dangerous. The Bailiwick of Guernsey is a separate jurisdiction in itself, and is in turn also three separate sub-jurisdictions. It does not form part of, and is separate from (but is not independent of, or from) the United Kingdom. The two Bailiwicks of Jersey and Guernsey together make up the Channel Islands. The Islanders have never had formal
Bailiwick of Guernsey was introduced above the "fiefs" and below the "Eschequier" Court in Rouen and comprised the Bailiff and four Knights; the court heard appeals and tried criminal cases. Otton de Grandson, then the Governor of the Islands, delegated the civil powers to two separate bailiffs for Guernsey and Jersey before he went on the Second Crusade to the Holy Land in 1290. This can be assessed as the date of first creation of the two Bailiwicks. Situated around , Alderney, Guernsey, Herm, Sark, and some other smaller islands together have a total area of and coastlines of about . Elevation varies