This article is a good article explaining how the founder effects affect genetic drift. An example of a bottleneck effect: Northern elephant seals have reduced genetic variation most likely due to being hunted. Hunting reduced their population size to as few as 20 individuals at the end if the 19th century.
Most crewed yacht charters are all inclusive, ranging from $15,000 to $50,000 per week. At Carefree Yacht Charters we will help find the perfect charter within your budget. View our cost table to learn more about crewed yacht charter costs.
Self-skippered bareboat yachts come with everything and the kitchen sink--snorkeling gear, CD player, and other amenities--for $300 to $500 per person per week, assuming you split the costs between six to eight people. The price varies with the season, as well as with the size, type, and age of the craft.