FILTRATION FOR SUCCESS
Volume 21 Number 2
9 Editor’s Page by Marc Levenson
10 Reef Notebook
• Surge marine life debuts with a new hybrid tang by Kevin Barden
• First sexual propagation success of Acanthophyllia deshayesiana! A collaborative effort by Amanda Meckley
16 Reef Visions edited by Matt Pedersen
FEATURE ARTICLES
22 Essential Filtration by Dr. Dieter Brockmann
28 Holistic Biological Filtration: Considering the entire aquarium nitrogen cycle by Dr. Dieter Brockmann
36 Mechanical Filtration: Why and how? by Daniel Knop
46 Take Five: On Filtration — CORAL Magazine speaks with five key figures in the world of marine aquarium filtration design by Matt Pedersen and Marc Levenson
60 Hot Rod Filtration by Mandy and Jeb Brackin
66 Pulau Pef Island: A diver’s dream by Werner Fiedler
76 Interview: a visit with Jack Elliot by Dr. Dieter Brockmann
DEPARTMENTS
86 Species Spotlight: St. Thomas Mushroom— The original and overlooked “bounce” ’shroom by Felicia McCaulley
94 Advanced Aquatics: Algae Scrubbers: Algae vs. Algae, Part III by Kenneth Wingerter
104 CORAL Calendar
106 CORAL Sources: Outstanding aquarium shops
108 CORALexicon: This issue’s scientific & technical terms
110 Reef Marketplace: The marine products showcase
112 Advertiser Index
114 Reef Life: by Alex Rose
