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.
A typical 50 foot yacht will initially cost roughly $2,000,000. However that is nothing compared to the cost of its upkeep. Maintaining a yacht will cost roughly $500,000 a â¦ year and after several years the cost of maintenance will increase dramatically. 20 to 40 foot yacht, more commonly called cabin cruiser, is going to cost much less than a 100 to 200 mega or super yacht. There are also costs of ownership to consider.