Expand All / Collapse All Features: The Conservation Minded Aquarist   by Sarah Lardizabal   Everyday we hear more about the problems affecting coral reefs - from pollution to warm water. What can we, as aquarists, do? Plenty! In this article Sarah discusses some practical things we can all do that will affect the health of coral reefs worldwide. "Frag" of the Month - Propagation of Anchor and Brain Corals   by Greg Hiller   This month Greg demonstrates techniques for fragmenting anchor and brain corals. Tank of the Month   This month we are featuring John Tangeman's (drtango) beautiful reef aquarium.   John describes his 180-gallon mixed reef system.

Expand All / Collapse All Columns: Reef Alchemy by Randy Holmes-Farley, Ph. D. The “How To” Guide to Reef Aquarium Chemistry for Beginners, Part 1: The Salt Water Itself   The first in a series on reef aquarium chemistry for beginners. In this article Randy focuses on the saltwater used in reef aquaria. Facts of Light by Sanjay Joshi Ph.D. Part V: Everything You Need to Know About Metal Halide Lamps and Ballasts   In this fifth article of his Facts of Light series Sanjay provides a basic and comprehensive guide to metal halide lighting systems for the beginning and advanced aquarist alike. The MASNA Newsletter Marine Scene - Volume XI, Number 1   A quarterly publication of the Marine Aquarium Societies of North America (MASNA). MASNA's goal is to assist in forming and promoting the growth of clubs within the hobby and the education of their members while ensuring a sustainable future for the marine environment. TalkingReef by Rob Weatherly   Rob interviews Sanjay Joshi, who discusses his current article which is a comprehensive guide to metal halide lighting systems. Science Notes & News by our Science Editors & Staff Topic: Seahorse Fertilization Reefkeeping's Top 10 by Readers Top Ten Injuries You've Had That Were Caused By Your Reef... Thread of the Month "It begins... 345-gallon Starphire in-wall system" by mrcrab

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Cover: A lettuce sea slug, Elysia crispata. Photo courtesy of Greg Rothschild.