The least standardised part of the contract will be the shipping programme and nomination provisions, and it is these provisions that are the most abused or contested over the period of a lengthy COA.
Whales have minute eyes: those of a blue whale's are no larger than a small plate. 4.The whales' lungs can store at each inspiration 5,000 liters of air. They usually breathe at every 15 minutes but they can hold their breath up to over an hour in the case of the sperm whale. The humpback whale can dive to 250 m (833 ft) for 20 minutes. The blue whale's exhaling blow can be 12 m (36 ft) tall!
These whales swim at speeds of approximately 14 miles (22.5 km) per hour but they can get up to 30 miles (48 km) per hour during a quick burst or sprint. Blue whales can dive to depths of 1,640 feet (500 meters), but they usually feed around depths of less than 330 feet (100 meters). A blue whale's dive will generally last about 10 to 20 minutes. Sexual maturity is reached at the age of 5 to 10 years in the blue whale.