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The ultra-black Pacific blackdragon forms a circular shape with its body.
Article

Scientists Find First Ultra-Black Color in Deep-Sea Fishes

While out collecting invertebrates for research, Karen Osborn, a research zoologist...
July 2020
The ultra-black Pacific blackdragon forms a circular shape with its body.
Photo

The Ultra-Black Pacific Blackdragon

The ultra-black Pacific blackdragon (Idiacanthus antrostomus) is the...
This aptly named fish has two long fangs.
slideshow

Creepy Critters: Marine Life Surfaces for Halloween

Claws, spines, spikes, tentacles, and fangs. Aliens, monsters, and ghostly...
Wed, 10/27/2010 - 13:56
a siphonophore
video

Encounters with Bioluminescent Creatures

Scientists describe the amazing bioluminescent creatures they encounter as they...
Thu, 04/29/2010 - 10:23
Screenshot of "Sea Creatures from the Deep" video showing the teeth of an anglerfish.
video

Sea Creatures from the Deep: A Video by National Geographic and the Census of Marine Life

The Census of Marine Life - a ten-year effort by scientists from...
Tue, 12/08/2009 - 22:05
A photo of a lanternfish with its nasal light organ illuminated.
Photo

Lanternfish

This lanternfish (Diaphus sp.), found in the Red Sea, has light-producing...
An illustration of a deep-sea dragonfish.
Photo

Deep-Sea Dragonfish

The deep-sea dragonfish (Stomiidae), also called the barbeled dragonfish, uses it's...
A photo of a squid using bioluminescence to hide in the deep sea.
overview

Bioluminescence

You may have seen the sparkle of fireflies on a summer’s night. The fireflies...
April 2018
Photograph of the underside of a gelatinous octopus with a bright yellow bioluminescent ring around her mouth.
slideshow

Bioluminescent Animals Photo Gallery

Bioluminescence is one of the more captivating adaptations that have evolved in...
Thu, 08/18/2011 - 16:24
Tropical hatchetfish, like the one shown in this X-ray photograph, live in the dark depths of the ocean. Like many other deep-sea fishes, they have large eyes and bioluminescent spots on their bellies.
Photo

X-Ray Image of a Tropical Hatchetfish

Tropical hatchetfish (Argyropelecus lychnus), like the one shown in this X-ray...
The fluorescent shortnose greeneye fish.
Photo

A Shortnose Greeneye Fish Aglow

Under white light, this shortnose greeneye fish (Chlorophthalmus agassizi) looks...
This fish is using counterillumination to disappear. At left it stands out against the light above it. At right, with bioluminescent structures lit, it blends in.
Photo

Fish Using Counterillumination

The fish at left stands out against the lighter waters above. At right the same...

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  • Ocean Life
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    • Invertebrates
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    • Plants & Algae
    • Microbes
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    • Coasts & Shallow Water
    • Poles
    • Census of Marine Life
  • Planet Ocean
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