Invertebrates

flat-bodied crab (Percnon planissimum)

The Flat-Bodied Crab- Facts and Photographs

The Flat-bodied Crab (Percnon planissimum) is also known as the Flat Rock Crab and the Sally Lightfoot Crab and the Nimble Spray Crab. They are common inhabitants of the shallows on the East African coast and...
Hermit Crab

Giant Hermit Crab

A furry, giant red hermit crab, known as the white-spotted hermit crab or spotted hermit crab (Dardanus megistos), photographed on a coral reef during a night dive in Dar es Salaam, Tanzania. These crabs ar...
Sculptured Slipper Lobster

Sculptured Slipper Lobster

A sculptured slipper lobster (Parribacus antarcticus), photographed while night diving in Dar es Salaam. With the somewhat flattened appearance and horseshoe-shaped carapace (hard shell of the exoskeleton t...

Small White Jelly

Small white blubber jellyfish travelling with a shoal of shimmering fish in Msasani Bay of Dar es Salaam....

Squid in the Night

A bigfin reef squid (Sepioteuthis lessoniana) during a night dive in Dar es Salaam. There are more than 280 species of squid living in the oceans worldwide. Many are masters of transformation, able to chang...
scuba diving

Nomad Jellyfish

Giant jellyfish season began several weeks ago in Dar es Salaam with an invasion of massive, white Rhopilema nomadicas (nomad jellyfish). These jellies can grow up to 10 kg (22 lbs) of weight, and its bell ...
Scuba Diving

Lobsters Crawling About

Avideo of ornate spiny lobsters (Panulirus ornatus) during a night dive at Remora in Dar es Salaam, Tanzania. Several were crawling about the reef, coming right up to the camera on several occasions. Footage...

Cuttlefish

Cuttlefish, despite their name, are not fish but mollusks. They belong to the class, Cephalopoda, which also includes squid, octopuses, and nautiluses. They have large w-shaped pupils, eight arms, and two te...
Lobster

Lobsters

Lobsters are ten-legged crustaceans closely related to shrimp and crabs. They are benthic, or bottom-dwelling, and are found in all of the world's ocean, as well as brackish environments and freshwater. They...
Jellyfish

Jellyfish

Jellyfish are typified as free-swimming marine animals and the major non-polyp form of individuals of the phylum, Cnidaria. They have roamed the seas for at least 500 million years, possibly 700 million year...

American Lobster

An american lobster (Homarus americanus). Notice the coloration of brown, green and red, some american lobsters are even blue or white. Lobsters only turn bright red after they've been cooked for dinner. Am...
Homarus americanus

The One in 2 Million

A blue american lobster (Homarus americanus), photographed at the New England Aquarium. An estimated one in 2 million lobsters are blue due to a genetic mutation which causes a blue lobster to produce an ex...

A Spiny Lobster

A spiny lobster, also known as a langouste or rock lobster and is from the family, Palinuridae, with about 60 species of achelate curstaceons....
Upside down jellyfish

Upside Down Jellyfish

An upside down jellyfish (Cassiopeia andromeda) at uShaka Marine World in South Africa. These jellyfish live in the intertidal area on sandy bottoms, mud flats and in mangroves. Their color is variable, ...
velella velella

Velella Velella – Facts and Photographs

Velella Velella are also known as sea rafts, little sailers and by the wind sailors. They are a very unusual species of free floating hydrozoans. They are a part of the cnidaria family (of jellyfish and sea...

Going Where the Wind Blows

The velella, a mysterious creature known as a hydrozoan, which inhabit the surface of the oceans (unlike jellyfish which live underwater). Equipped with stinging tentacles for catching food and a semi-circu...
crowned jellyfish (Cephea cephea)

Crowned Jellyfish

The crowned jellyfish (Cephea cephea) is also known as the crown jellyfish or cauliflower jellyfish. It is normally found in the open oceans in the indo pacific area. It gets its name from the cauliflower-l...
Crowned Jellyfish

An Undocumented Encounter

Four small and silver fish, some transparent, some not, believed to be banded driftfish (Psenes arafurensis), are quite at home inside the void space of a crowned jellyfish's bell. These fish have never bef...
mantis shrimp.

Mantis Shrimp – Facts and Photographs

GENERAL INFO There are some 400 different species of mantis shrimp. Some grow up to 30 centimeters (11 inches) in length. Locomotion is via the usual shrimp and lobster method of using thei...
Mushroom Coral

Mushroom Coral

Mushroom coral (Fungia scutaria) is a peculiarity as corals go for several reasons,  it does not have a stable place of abode, it is non colonial in that it is in itself is a single coral polyp and it does ...
Moon Jellyfish

Moon Jellyfish-Facts and Photographs

FACTS ABOUT MOON JELLYFISH Moon Jellyfish are recognizable by the pattern on the top of the jelly fish created by its gonads which are visible through the transparent bell. They are single sex org...
Sepia latimanus, also known as the broadclub cuttlefish

Cuttlefish- Facts Video and Photographs

Cuttlefish are marine mollusks rather than fish as their name misleadingly suggests, with some rather unusual abilities. They have an adaptive camouflage system, a sophisticated liquid gas buoyancy control ...
Bubble coral

Bubble Coral- Facts and Photographs

Bubble coral (Plerogyra sinuosa) also known as grape coral, pearl coral or bladder coral, is as unusual as corals get. The bubble coral in the main image was spotted in Chole Bay in the Mafia Island Marine Park...
Hermit Crab

Hermit Crab

It takes a swift break from his scurry as I approach, the fancy face and frisked up forearms, brave and motionless for the camera. In the shallows of a glinting grey ocean, the gleaming creature under it's ...

Spotted Jelly

Enjoy photos of a spotted jellyfish (Mastigias papua), photgraphed off the coast of Mafia Island. Also known as the lagoon jelly, golden medusa or Papuan jellyfish, it is a species of jellyfish from the Indo-Pa...

Coral Reefs

Enjoy this collection of coral reef photos. Feel free to share or download for your desktop wallpaper, just click to enlarge then right click to save. ...