Corals might appear to be a dominant force on many reefs but they certainly do not have it all their own way. This article illustrates some common coral-sponge interactions where corals usually come off second best.
The sponge Chalinula nematifera overgrowing the coral Pocillopora
Russell Kelley: author of the Indo Pacific Coral Finder. Russell is a
biologist, geologist and science communicator specialising in reef
related subject matter. His resume includes high production value
television documentaries, novel scientific animation / visualisations,
websites, book chapters, technical reports, scientific papers and
popular science communication products for companies broadcasters,
scientific institutions and resource management agencies. He has a
passion for corals and coral taxonomy. 
To obtain a copy of the Coral Finder, please go to www.byoguides.com
The Indo Pacific Coral Finder was supported by
the Australian
Coral Reef Society - the world's oldest society dedicated to
the study and conservation of reefs. Copyright © 2013, CICBP, All Rights Reserved · · Design: 
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