Boost your success â sign up for an IISE Training Center course Online, classroom and corporate training options are available to suit your needs. Choose your program(s) today.
For both sexes, excluding the male's tusk, the total body size can range from 3.95 to 5.5 m (13.0 to 18.0 ft); the males are slightly larger than the females. The average weight of an adult narwhal is 800 to 1,600 kg (1,800 to 3,500 lb).
So the total, combined leng â¦ th is 6-9 meters/20-26 feet. The narwhal, a whale with a long, twisted tooth, swims in Arctic waters. Narwhals can grow to be about 16 feet (4.5 m) long   A narwhal's body is about 4 to 6 metres, and the narwhal tusk extends another 2 to 3 metres.ow long is a narwhal with the horn?   The horn or tusk tends to measure 2-3 meters/7-10 feet in length.