Lulworth skipper of occurrences exist for Cornwall, but they have not been verified as native colonies. Habitats are primarily on unfertilised calcareous grassland; this includes chalk download, coastal grassland and undercliffs in Britain. In all of these habits Tor-grass ("Illustration 2"), the butterfly's sole food plant and that on which it lays eggs, is widespread. Tall, ungrazed grass is a favoured habitat due to oviposition and larval development; Lulworth skippers have benefited from the move away from tight grazing by sheep in the last century and recently outbreaks of myxomatosis among rabbit populations, which otherwise maintain a lower grass height. However, there
Coastal Skipper one candidate and 8 to 14 hours for two. Candidates are set tasks to demonstrate their ability as a Coastal Skipper and may be asked questions on any part of the syllabus for all practical and shorebased courses up to Coastal Skipper. This course assumes that the student has already studied navigation to Day Skipper Shorebased standard. This is an advanced course in navigation and meteorology for candidates for the Coastal Skipper and Yachtmaster Offshore Certificate. The course lasts about 40 hours. It may be taken continuously over several days, or as evening or several weekends, or by distance learning.