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Short-beaked Saddleback Dolphin - Delphinus delphis

 

Classification

 Kingdom: Animalia
 Phylum: Chordata
 Class: Mammalia
 Order: Cetacea
 Family: Delphinidae
 Genus: Delphinus
ICUN Redlist - World Status: Least ConcernLeast Concern

 

Description

Short-beaked Saddleback DolphinThe short-beaked saddleback dolphin is a small, slender dolphin between 5-8 feet in length. Females are usually smaller than males. It has a long, sharp beak; a triangular dorsal fin; and triangular flippers with pointed tips. It has a black or brownish-gray back, and a creamy white underside. It has a dark streak runs from its lower jaw to its flipper. Its sides are marked with an hourglass or crisscross pattern of light gray, yellow, or tan bands. The short-beaked saddleback dolphin is also known as the common dolphin, the saddle-backed dolphin, the hourglass dolphin, or the crisscross dolphin.

Range

mapThe short-beaked saddleback dolphin is found in tropical to cool temperate waters of the Atlantic and Pacific oceans. In North America, it is found in the Atlantic Ocean from Newfoundland and Nova Scotia to northern South America as well as in the Gulf of Mexico and in the Pacific Ocean from Victoria, British Columbia to the equator.

 

Habitat

The short-beaked saddleback dolphin is usually found in offshore coastal waters, but it is also found in the open sea.

 Diet

Short-beaked Saddleback DolphinThe short-beaked saddleback dolphin feeds in groups and eats as much as 20 pounds of food a day. It eats small fish like herring, pilchard, anchovies, nocturnal hake, and sardines. Dolphins will work together to herd the fish into tight groups to make it easier to catch their prey. They also eat squid and octopus.

Life Cycle

Short-beaked Saddleback DolphinThe female gives birth to one baby, 10-12 months after mating. When it is about six months old, the baby dolphin begins to feed on fish, but it continues to nurse for another year. Young dolphins remain with their family group.

Behavior

Short-beaked Saddleback DolphinThe short-beaked saddleback dolphin is a very social animal and lives in large pods or groups. The pods usually have from 20 to several hundred members, but pods can contain thousands of dolphins! Short-beaked saddleback dolphins are fast swimmers and like to ride on waves!

   
Audio Credit: NOAA