Welcome! to CoralRealm ...
We're a community of members from more than 60 countries and 48 states that come together to share a passion for coral reef marine life and learn and see more!

Anemonefishes
Knowing Nemo

The amazing relationship that exist between the anemonefishes and sea anemones has been the subject of much speculation for decades. In the CoralRealm Anemonefish Guide, you will find dozens of pages and over 130 photos documenting the biology and behavior of these beautiful fishes and their invertebrate hosts. If you really want to Know Nemo, you have come to the right place! GO!

Reef Fish Feeding Behaviors
Reef fishes feed on a variety of different organisms. Many employ different tactics to effectively exploit plants and animals. In this CoralRealm guide, we will examine the food habits and feeding behavior of coral reef bony fishes. This includes expansive text as well as numerous photos. In this, the first installment, we will examine the different reef fish food habit categories. GO!

Scorpionfish Extravaganza
Get up close and personal with the members of the genus Scorpaenopsis. This CoralRealm pictorial profile of the tasseled scorpionfishes and their kin includes over 50 photos of various species! GO!

Antipredation Behavior
of Reef Fishes

Many reef fishes spend a considerable amount of time and energy trying to avoid being eaten. In this series of articles, we will look at the antipredation strategies and tactics employed by fishes to avoid their piscine neighbors. GO!

Education can be fun!
School with the Best CoralRealm University Online, an extension of CoralRealm.com. Our mission is to provide our members with high-quality information and resources to make learning fun and engaging...
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Shrimpgoby Guide
Learn about the complex interactions between shrimpgobies and snapping shrimp. In this shrimpgoby smorgasbord we will examine this strange partnership including benefits to each species, communication methods, social behavior, reproduction, predators and more!
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Learn to See More

Highlights of CoralRealm
- Major Sections --
 Fish Encyclopedia
1000+ species descriptions with photos and facts
 Feature Articles
Articles on fishy topics like behavior, reproduction and classification
  Virtual Dives
Entertaining and educational narrated virtual experiences
  Interactive Map
Locate reef fish and sharks by oceans regions. Just point and click!
 Shark Encyclopedia
More than 120 descriptions and photos plus much more.
  Destination Planning
Find destinations that match your unique preferences!
  Photos & Videos
More than 1500 beautiful images by the best UW photographers
  Special Resources
Travel tips, Life Lists, virtual postcards, forum, games and more!

Test Your Fish & Shark ID Skills!
Fish of the Day  |   Shark of the Day

Marine Life Encyclopedias

Search our Reef Fish or Shark Encyclopedias containing more than 1200 descriptions and photos! Learn their habitats, behaviors and much more!
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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. GO!


Shark Feeding Behavior
Sharks have long been looked at as mindless eating machines. These animals exhibit a diversity of techniques to locate, capture and ingest their prey. These behaviors are the subject of this CoralRealm Guide. GO!