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Underwater city on low tide

Underwater City off Mafia Island, Tanzania

Seaunseen
18
5432
PHOTOGRAPHY BY HANNAH JANE AND ALAN SUTTON While on a helicopter flight off the usual flight path to Mafia Island off the coast of Tanzania, the tide was low and I spotted an unusually shaped formation in t...
slemmestad-wreck
3.7Awesome

Slemmestad Shipwreck

Alan Sutton
2
387
On the 27th of March 1951 the Slemmestad, laden with 3,500 tons of general cargo, including bitumen, brandy, kerosene, lube oil, matches and bagged cement, whilst on a voyage from...
Free-Diving Walden Pond

Free-Diving at Walden Pond

Renee Blundon
1
806
Nothing is more fantastic than free-diving in the waters of my own beautiful homeland. Floating face down on the surface of Walden Pond, in the world I forcibly left behind, instructor, Nick Fazah, from Eas...

The Experience of Night Diving

Renee Blundon
54
Diving at night is a surreal, lunar-like experience. I'm surrounded in complete darkness at the bottom of the Indian ocean, with only a beam of light to expose what's hiding and lingering nearby. Fish life, cre...

Lionfish Make Love to the Camera

Renee Blundon
95
Lionfish are unquestionably one of the most photogenic fish in the sea, with an eccentric, gaudy profile, elaborate, vibrant stripes and a cantankerous, unhurried demeanor; they glide along reefs like an underw...
Masked Bannerfish (Heniochus monoceros) , is also known as the Masked coachman or Unicorn Pennant Coralfish

Masked Bannerfish – Facts and Photographs

Alan Sutton
2
The Masked Bannerfish (Heniochus monoceros) , is also known as the Masked coachman or Unicorn Pennant Coralfish. They are not a commonly seen species and are fairly rare in Tanzanian waters. Bannerfish are ...
Bluelined Shrimp goby (Cryptocentrus bulbiceps) may be conspecific to Cryptocentrus fasciatus

Bluelined Shrimp Goby – Facts and Photographs

Alan Sutton
1
The Bluelined Shrimp goby (Cryptocentrus bulbiceps) may be conspecific to Cryptocentrus fasciatus as the two resemble each other. Possibly only DNA testing may confirm this. They are common in some areas of...
Lined Butterflyfish (Chaetodon lineolatus) is also known as the Line Butterflyfish, Lined Butterfly and New-moon Coralfish

Lined Butterflyfish – Facts and Photographs

Alan Sutton
1
The Lined Butterflyfish (Chaetodon lineolatus) is also known as the Line Butterflyfish, Lined Butterfly and New-moon Coralfish .  They are the largest of the Butterflyfish and are widely distributed but are...
Leopard Grouper (Cephalopholis leopardus) is also known as the Leopard Hind and the Redspotted Rock Cod

Leopard Grouper – Facts and Photographs

Seaunseen
1
The Leopard Grouper (Cephalopholis leopardus) is also known as the Leopard Hind and the Redspotted Rock Cod. They are one of the smaller members of the Cephalopholis genus and are not common on the Tanzania...
he Strawberry grouper (Cephalopholis spiloparaea) is also known as the Strawberry Hind, Orange Rock Cod and Orange-red Pigmy Grouper

Strawberry Grouper – Facts and Photographs

Seaunseen
4
The Strawberry grouper (Cephalopholis spiloparaea) is also known as the Strawberry Hind, Orange Rock Cod, Calico Grouper and Orange-red Pigmy Grouper. APPEARANCE The Strawberry grouper has a typical gro...
Raccoon butterflyfish (Chaetodon lunula) is also known as the Lunula butterflyfish, Halfmoon butterflyfish and the Crescent-masked Butterflyfish

Raccoon Butterflyfish – Facts and Photographs

Alan Sutton
3
The Raccoon butterflyfish (Chaetodon lunula) is also known as the Lunula butterflyfish, Halfmoon butterflyfish and the Crescent-masked Butterflyfish.  They are common mainly on the shallower reefs on the co...
Peacock grouper (Cephalopholis argus) is also known as the Peacock Hind, Peacock Rockcod, the Bluespotted Grouper and the Celestial Grouper

Peacock Grouper – Facts and Photographs

Seaunseen
2
The Peacock grouper (Cephalopholis argus) is also known as the Peacock Hind, Peacock Rockcod, the Bluespotted Grouper and the Celestial Grouper. In Hawaii where it is an introduced species they are called t...
Queen wrasse (Coris Formosa) is also known as the Queen Coris and the Formosa wrasse

Queen Wrasse- Facts and Photographs

Alan Sutton
3
The Queen wrasse (Coris Formosa) is also known as the Queen Coris and the Formosa wrasse. They are not a common wrasse on Tanzanian reefs and the large adult males are quite rare. As with many wrasses the c...
Spot Tail Dartfish, Ptereleotris heteroptera, is also known as the Blacktail Dartfish, Indigo Dartfish and Blacktail Goby.

Spot Tail Dartfish-Facts and Photographs

Alan Sutton
2
The Spot Tail Dartfish, Ptereleotris heteroptera, is also known as the Blacktail Dartfish, Indigo Dartfish, Blue Gudgeon Dartfish and Blacktail Goby. They are relatively shy fish and as their name suggests ...
Regal Demoiselle (Neopomacentrus cyanomos) is also known as the Regal Damselfish and the Cresecent Damselfish

Regal Demoiselle- Facts and Photographs

Alan Sutton
1
The Regal Demoiselle (Neopomacentrus cyanomos) is also known as the Regal Damselfish and the Cresecent Damselfish. They are found in very few locations in Tanzanian waters but where they are found there ten...
Blackflap Blenny (Cirripectes auritus) also known as the Eared Blenny

Blackflap Blenny – Facts and Photographs

Alan Sutton
2
The Blackflap Blenny (Cirripectes auritus) also known as the Eared Blenny and the Black-eared Eyelash Blenny. They are combtooth blennies that make their home in holes, usually in corals and sponges.  ...
robust ghost pipefish (Solenostomus cyanopterus)

Robust Ghost Pipefish – Facts and Photographs

Alan Sutton
1
The Robust Ghost pipefish (Solenostomus cyanopterus) is also known as the Ghost pipefish and the Racek's Ghost pipefish.  Although they are called pipefish, they are not true Pipefish.  They fall  in the sa...
Spiny Spooner Reef Crab (Etisus dentatus) is also known as the Red Reef Crab

Spiny Spooner Reef Crab- Facts and Photographs

Alan Sutton
4
The Spiny Spooner Reef Crab (Etisus dentatus) is also known as the Red Reef Crab. They obtain their name from the spoon shaped endings of their chelipeds and the spiny carapace. If one looks carefully at th...
Blunt Slipper Lobster (Scyllarides squammosus)

Blunt Slipper Lobster- Facts and Photographs

Alan Sutton
3
The Blunt Slipper Lobster (Scyllarides squammosus)  is an unusual looking clawless lobster.  They are usually only active at night and during the day they are almost never seen, being adept at hiding themse...
Smooth Box Crab (Calappa calappa) is also known as the Giant Box Crab

Smooth Box Crab- Facts and Photographs

Alan Sutton
1
The Smooth Box Crab (Calappa calappa) is also known as the Giant Box Crab. Because of their variable colouration they are sometimes also called the Red Spotted Box Crab. They are not often seen due to th...
Immaculate Puffer (Arothron immaculatus) is also known as the Black edged Puffer and the Yellow-eyed puffer

Immaculate Pufferfish – Facts and Photographs

Alan Sutton
7
The Immaculate Pufferfish (Arothron immaculatus) is also known as the Black edged Puffer and the Yellow-eyed puffer. As with many other puffers, they have a symbiotic relationship with types of bacteria suc...
Redspotted sandperch (Parapercis schauinslandii) also known as the Rosy Sandperch

Redspotted Sandperch – Facts and Photographs

Alan Sutton
2
The Redspotted Sandperch (Parapercis schauinslandii) is also known as the Rosy Sandperch.  They are among the more attractive looking sand perches and are sometimes seen swimming above the bottom. They are ...
Tubelip wrasse (Labrichthys unilineatus)

Tubelip Wrasse- Facts and Photographs

Alan Sutton
3
The Tubelip wrasse (Labrichthys unilineatus) is also known as the Tube-mouth Wrasse and the One-lined Wrasse. They are not a common wrasse on Tanzanian reefs but neither are they that rare. They tend to ...
Smalltail Wrasse (Pseudojuloides cerasinus) is also known as the Smalltail Pencil Wrasse

Smalltail Wrasse- Facts and Photographs

Alan Sutton
3
The Smalltail Wrasse (Pseudojuloides cerasinus) is also known as the Smalltail Pencil Wrasse. While not a common wrasse on Tanzanian main reefs, neither are they that rare. They tend to favor mixed rubble a...
The Aurora Goby (Amblyeleotris aurora) is also known as the Aurora Shrimp Goby and the Pinkbar Goby

Aurora Goby – Facts and Photographs

Alan Sutton
18
The Aurora Goby (Amblyeleotris aurora) is also known as the Aurora Shrimp Goby and the Pinkbar Goby. As their name implies they have a symbiotic relationship with a species of alpheid shrimp, Alpheus randal...
Tiger Reef Eel (Scuticaria tigrina) is also known as the Tiger Snake Moray Eel

Tiger Reef Eel – Facts and Photographs

Alan Sutton
5
The Tiger Reef Eel (Scuticaria tigrina) is also known as the Tiger Snake Moray Eel and the Tiger Moray Eel . They are reclusive eels and are not commonly seen out in the open during the day. Usually one onl...
Whitespotted grouper (Epinephelus coeruleopunctatus) is also known as the White Spotted Rockcod

Whitespotted Grouper – Facts and Photographs

Alan Sutton
12
The Whitespotted grouper (Epinephelus coeruleopunctatus) is also known as the White Spotted Rockcod. As can be seen in the images they obtain their name from the white spots across the body. They are fairly...
Thumbprint Emperor (Lethrinus harak) is also known as the Blackspot emperor

Thumbprint Emperor – Facts and Photographs

Alan Sutton
4
The Thumbprint Emperor (Lethrinus harak) is also known as the Blackspot emperor . They are fairly common inhabitants of rubble areas and reef sides in Tanzania. APPEARANCE Thumbprint Emperor have a typica...