Home > Species related by geography to the Giant clam
Species that have a similar geographic range to the Giant clam (Tridacna gigas)
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Rough-toothed dolphin (Steno bredanensis)
With a head that slopes smoothly down into a long beak, and large flippers that are set fairly far back on the body, this rather... More 21 Images 1 Video -
Sperm whale (Physeter macrocephalus)
The sperm whale (Physeter macrocephalus) is the largest of the toothed whales, with males growing up to 20 metres in length. The sperm whale... More 45 Images 14 Videos -
Spinner dolphin (Stenella longirostris)
The acrobatic spinner dolphin is the most common small cetacean in many tropical open seas, where it can be seen spinning high in the air... More 24 Images 6 Videos -
Bottlenose dolphin (Tursiops truncatus)
The bottlenose dolphin (Tursiops truncatus) is one of the most well-known species of dolphin. There appear to be two main varieties; a... More 49 Images 2 Videos -
Green turtle (Chelonia mydas)
The green turtle (Chelonia mydas) is one of the largest and most widespread of all the marine turtles. The oval carapace varies from olive... More 49 Images 25 Videos -
Blainville’s beaked whale (Mesoplodon densirostris)
A particularly easy species to identify, Blainville’s beaked whale has two distinctive horn-like teeth that grow from bulges in the lower... More 4 Images 0 videos -
Pygmy sperm whale (Kogia breviceps)
Information on the pygmy sperm whale is currently being researched and written and will appear here shortly... More 7 Images 0 videos -
Striped dolphin (Stenella coeruleoalba)
With the classic dolphin shape, the striped dolphin’s most remarkable feature is the distinctive pattern of blue and white stripes along the... More 14 Images 1 Video -
Pantropical spotted dolphin (Stenella attenuata)
The most distinctive feature of the pantropical spotted dolphin is, as its name suggests, the spots that speckle the body of adults. Newborn... More 22 Images 2 Videos -
Orca (Orcinus orca)
Also known as the killer whale, the orca (Orcinus orca) is the largest member of the dolphin family, and one of the most distinctive of all... More 50 Images 1 Video -
Blue shark (Prionace glauca)
The blue shark (Prionace glauca) is easily identified by its beautifully coloured slender body, which is a deep indigo-blue across the back... More 16 Images 5 Videos -
Dwarf sperm whale (Kogia sima)
Information on the dwarf sperm whale is currently being researched and written and will appear here shortly... More 5 Images 0 videos -
False killer whale (Pseudorca crassidens)
Despite its name, the false killer whale is not a close relative of the killer whale (Orcinus orca), and, in fact, any resemblance between... More 16 Images 0 videos -
Cuvier’s beaked whale (Ziphius cavirostris)
In 1823, after mistaking a fragment of skull for a fossil, the French naturalist Georges Cuvier described a seemingly extinct species of... More 8 Images 0 videos -
Melon-headed whale (Peponocephala electra)
The melon-headed whale (Peponocephala electra) is a member of a group of small, dark-coloured whales often referred to as ‘blackfish’. As... More 10 Images 0 videos -
Pygmy killer whale (Feresa attenuata)
Contrary to its name, the little-known pygmy killer whale is actually a member of the dolphin family. Until 1952 the pygmy killer whale was... More 11 Images 1 Video -
Bryde’s whale (Balaenoptera edeni)
Pronounced “broo-dess”, the Bryde’s whale is named after Johan Bryde, who helped construct the first South African whaling factory in the... More 19 Images 1 Video -
Queensland groper (Epinephelus lanceolatus)
Despite being the largest reef-dwelling fish in the world, the Queensland groper is rarely seen in the wild. Juveniles are characterised by... More 8 Images 2 Videos -
Bigeye tuna (Thunnus obesus)
This large, fast-swimming tuna is an important target for numerous commercial fisheries around the world. The streamlined body of the bigeye... More 2 Images 0 videos -
Horse’s hoof clam (Hippopus hippopus)
A member of the giant clam family (Tridacnidae), the horse’s hoof clam (Hippopus hippopus) is named for the shape of its shell. Reddish... More 4 Images 1 Video -
Humphead wrasse (Cheilinus undulatus)
The humphead or Napoleon wrasse (Cheilinus undulatus) is one of the largest reef fishes in the world and is the largest member of the wrasse... More 21 Images 8 Videos -
Peacock grouper (Cephalopholis argus)
One of the most widely distributed grouper species, the peacock grouper (Cephalopholis argus) is an attractively marked reef fish, with a... More 17 Images 0 videos -
Short-finned pilot whale (Globicephala macrorhynchus)
The short-finned pilot whale (Globicephala macrorhynchus) is relatively large member of the dolphin family (Delphinidae), and is known for... More 26 Images 2 Videos -
Small giant clam (Tridacna maxima)
At less than a third of the size of the true giant clam (Tridacna gigas), the small giant clam (Tridacna maxima) deserves its name. As an... More 10 Images 1 Video -
Fluted clam (Tridacna squamosa)
The fluted clam (Tridacna squamosa), also known as the scaled clam, can be identified by the large, leaf-like fluted scales on its shell... More 17 Images 1 Video -
Risso's dolphin (Grampus griseus)
One of the most enigmatic cetaceans, this little-known dolphin has an unusual appearance. Unlike many other dolphins, Risso’s dolphin lacks... More 19 Images 1 Video -
Fraser’s dolphin (Lagenodelphis hosei)
This tropical dolphin was scientifically described in 1956 from an individual washed up on a beach in Borneo, but was not actually recorded... More 7 Images 0 videos -
Ginkgo-toothed beaked whale (Mesoplodon ginkgodens)
Information on the ginkgo-toothed beaked whale is currently being researched and written and will appear here shortly... More 4 Images 0 videos -
Redmouth grouper (Aethaloperca rogaa)
The redmouth grouper is a robust, reef fish with a deep, compressed body. It is generally dark brown to black in colour, occasionally with... More 9 Images 1 Video -
Shortfin mako (Isurus oxyrinchus)
The shortfin mako (Isurus oxyrinchus) is believed to be the fastest-swimming of all sharks, thought to be capable of attaining bursts of... More 15 Images 4 Videos
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