How much does a humpback whale weigh?

The humpback whale (Megaptera novaeangliae) is a species of baleen whale. One of the larger rorqual species, adults range in length from 12–16 m (39–52 ft) and weigh about 36,000 kg (79,000 lb). The humpback has a distinctive body shape, with long pectoral fins and a knobbly head. read more

The blue whale is the largest living animal on this planet and can grow to be over 90 ft. and weigh 150 tons or more. The dwarf sperm whale is smallest of the whale species and can grow up to 9 ft. in length and weigh up to 600 pounds. The sperm whale is the largest of the toothed whale suborder and can grow as long as 65 ft. and weigh over 62 short tons. read more

When a baby humpback is born it is 12-14 feet in length and weighs 1 to 1 & 1/2 tons. Adult humpback whales weigh 30 metric tons. read more

In fact the killer whale happens to be the largest of the dolphin species (hence the name whale) and can grow to be larger than 25 ft. long and weigh over 6 tons. Maui’s dolphin is considered the smallest marine mammal in the dolphin family as it can measure 4 – 6 ft. long and weigh between 95 – 115 lbs. read more