Category: Underwater

Irrawaddy Dolphin

A euryhaline species of Oceanic dolphin is the Irrawaddy dolphin. It is found in several discontinuous sub-populations in estuaries, rivers, and near sea coasts of the Bay of Bengal and other areas in South-East Asia. It was first scientifically described in 1866 by Sir Richard Owen based on a specimen that was discovered in the

Hector’s dolphin

One of the Top 10 Most Endangered Species of Cetaceans is Hector’s dolphin. In fact, it is the world’s number 6 most endangered species and faces a very high risk of extinction in the wild. This animal was named after Sir James Hector who was the curator of Wellington’s Colonial Museum, which is now known


One of the most rare species of porpoise is the vaquita. It is also known as the Cochito, Gulf of California Porpoise, Gulf of California Harbor Porpoise, Gulf Porpoise, Marsouin du Golf de Californie, and the Hafenscheinswal. The word vaquita itself is Spanish for “little cow”. As its other names suggest, it is endemic to

Dall’s Porpoise

Also known as the spray porpoise, Dall’s porpoises are the fastest of all of the porpoises. They were named after an American Naturalist, W. H. Dall, who was the first person to identify the species. However, it was actually scientifically described by True in 1855. They are found in the North Pacific and the South

Harbor Porpoise

The harbor porpoise is one of the smallest cetaceans worldwide. It was first scientifically described by Carolus Linnaeus in 1758. It is a shy creature which avoids vessels. It is one of 6 species of porpoise. Peek-a-boo! Harbor porpoises have an average length of 1.5 to 1.6 metres long. They weigh about 45 to 60


Algae is the Latin word for seaweed. It is a autotrophic organism that can either be unicellular or multicellular. The most complex and biggest form of marine organisms are seaweed. All algae have a nucleus wihin its plastides, as well as one or more membranes. Algae bloom in the waterway Researchers have found that Algae

Common Rudd

A bentho-pelagic freshwater fish that is commonly found in Europe and middle Asia is the common rudd, also known as Scardinius erythropthalmus. This fish can be found all around the basins of the Aral, Caspain, Black, Baltic, and North Seas. It has also been introduced into Spain, Canada, New Zealand, Tunisia, Madagascar, Morocco, the USA,

Northern Right Whale Dolphin

The Northern Right Whale Dolphin is a small, slender aquatic mammal that is found in the Pacific Ocean. It was first described scientifically by Titian Peale in 1848. This animal travels in pods of up to 2000 individuals with other cetaceans within the deep oceans of the Pacific. It is one of 2 Right Whale

Pantropical spotted dolphin

A species of dolphin that is found throughout the tropical and temperate oceans all over the world is the Pantropical Spotted Dolphin. This species was unfortunately under threat due to commercial fisheries, but due to conservation efforts, their population has successfully bounced back and is now one of the most abundant dolphin species worldwide. They


The common name of the order Euphausiacea is Krill. Also known as euphausiids, these are shrimp-like marine crustaceans that are small inverbrates found in every ocean of the world. They are an important part of the food chain as they are near the bottom of it. They feed on phytoplankton and to a lesser extent,

Common bottlenose dolphin

The Common Bottlenose Dolphins which is also known as Tursiops truncates are normally found in warm and temperate seas worldwide (it is named bottlenose due to the animal having a short rounded snout or ‘beak’ that looks like a bottle). It is actually similar to small whales and falls under the category group known as

Indo-Pacific bottlenose dolphin

The Indo-Pacific Bottlenose Dolphins which is also known as Tursiops aduncus and it nearly resembles the Tursiops truncates but its body is more robust, moderately long beak, falcate dorsal fin, develops ventral spotting when it grows older, and smaller compare to the Common Bottlenose Dolphins. An Indo-Pacific bottlenose dolphin jumping These dolphins are normally found

Pacific White-Sided Dolphin

The Pacific White-Sided Dolphin, which are also known as Lagenorhynchus obliquidens, are a very active species that is normally found in the cool or temperate waters of the North Pacific Ocean. It is actually similar to the Dusky Dolphin which is common in the southern Pacific Ocean. These types of dolphins are also often used

Maui’s dolphin

The world’s smallest dolphin is Maui’s dolphin. They are actually a sub-species of Hector’s dolphin. They are only found throughout the west coast of New Zealand’s North Island. They are amongst New Zealand’s rarest species. As of 2008, unfortunately only less than 110 of these Maui’s dolphins remain due to the large amount of fishing


The Marlin is a fish that is famous for its elongate body, its long rigid dorsal fin which almost forms a crest, and its spear-like bill. Its common name is thought to be derived from a sailor’s marlinspike. These animals are very fast swimmers which reach speeds of up to 110 km per hour. A