If there is a particular species or behavior that you would like to see us explore, use
our Talk to Us form to give us your suggestions.
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Bunaken Slug Hunt
CoralRealm member, Marco Wannemacher, from Germany, has a passion for slug hunting. Enjoy a photo gallery of 25
nudibranches from Bunaken Marine Park.
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Western Australia Sea Slugs
Everyone loves sea slugs! Read about how and where to find them and
about their life history strategies in this fascinating article by
nudibranch expert, Clay Bryce. Includes numerous photos of Australian slugs.
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Eastern Pacific Slug Hunt
The basic principles of finding any critter apply to slugs: know the habitat, know the habits and
know you will be surprised. Go Slug Hunting in the tropical eastern pacific.
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Eastern Pacific Sea Slugs
The Eastern Pacific is home to many interesting Opisthobranchias (sea slugs). Get an in-depth
introduction to these amazing creatures.
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Indonesian Octopuses
One of the best places to observe cephalopods is the coastal waters of the islands
of Indonesia. Come along on a field trip to learn more about this diverse group of
cephalopods. 20 great photos, narration and more!
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Diver Decapods
Learn about 7 groups of decapods -(shrimps) that are commonly encountered by divers.
Includes 25 different shrimp descriptions and photos.
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What are Corals?
An introduction to Corals
The corals are often overlooked by the casual observer, because the fishes are so amazing.
Corals are the backbone of the reef and their behaviors and interactions with other
animals on the reef can be quite interesting.
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Crusty Cleaners -
Crustaceans that clean fish
Did you know there are shrimps in the "cleaning business"?
This interesting feature article details the cleaning behavior of
many types of shrimps. Included is a photo gallery with information on
biology and behavior.
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Large-polyped Stony Coral
Of Milne Bay, PNG
PNG is well known for its wonderful "critters." But this location is also
home to some fascinating stony corals. Read about some of the large-polyped
stony corals that inhabit the coastal reefs of Milne Bay! Includes 19
beautiful photos.
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The Mushroom Corals
Description and Photo Gallery
The fungiid corals make-up on of the largest families of stony corals with 11 genera
and 41 species. They are one of the most diverse families of scleractinian corals
in the tropical Indo-Pacific. Read this article about mushroom corals and view 15 enlargeable
photographs showing a diversity of fungiid species, as well as some mushroom coral associates!
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A Celebration of Cephalopod Diversity!
Learn about the fascinating cephalpods.
See photos of a number of rare and unusual squids, cuttlefish and octopuses.
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Shrimp Species Profiles
Learn about 7 groups of decapods -(shrimps) that are commonly encountered by divers.
Includes 25 different shrimp descriptions and photos.
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Hawaiian Cowries!
Introduction to cowries, descriptions and photos
The Hawaiian Islands harbor a great many endemic species of invertebrates
including nine species of beautiful cowries. Join us in a look at Hawaii's
endemic and other cowries from a diver's point of view. Written by John Hoover.
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Bluering Brunch
Who's the predator and who's the prey?
Australian cuttlefish (Sepia apama) or the bluering octopus (Hapalochlaena maculosa).
Find out in this CoralRealm feature article.
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Solar-powered Sea Slugs
Descriptions and Photos
The sea slugs, or opisthobranchs, nourish themselves in a variety of
different and interesting ways. In this photo gallery, we will look at some of
the sea slugs that feed on corals or hydroids and utilize the plant cells in
their prey to become solar-powered!
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The Mantis Shrimp
The Mother of all Crustaceans
Learn about the natural history of the amazing mantis shrimps. View rare photos showing egg
care, commensal relationships and beautifully colored mantis shrimps. Discover the
10 best places to go to observe mantis shrimps and learn mantis observation tips.
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About Nudibranchs
Overview of these diverse and colorful invertebrates
with photo gallery and screen saver.
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