Aquarium Fish International - Volume 23, Number 3 - March 2011

FEATURES
24 FINDING THEIR LEVEL
Learn what it takes to accommodate fish at the top, middle and bottom levels of your freshwater tank.
By Gary Elson

32 UNICORNS OF THE FISH WORLD
The surgeonfishes of the Naso genus are interesting fish with a "unicornlike" head growth.
By Scott W. Michael




40 USING LIVE PLANTS FOR BREEDING FISH
Aquatic plants have more benefits than just tank aesthetics - they will make fish breeding easier.
By Mike Hellweg

46 STINGRAYS DE AMERICA DEL SUR
Before keeping a freshwater stingray in the Potamotrygon genus, find out if you have what it takes.
By David Hoffman

50 COMMUNITY MEANS COMPATIBILITY
Think about these six categories of fish care and behavior before deciding whether to buy a fish.
By Miller Morgan

94 MY FISHING EXPEDITION TO CHINA
With its Ornamental Fish Science and Technology Park nearing completion,Tianjin is poised to take its place as one of China's largest ornamental fish trade centers.
By Clay Jackson

112 WATER MOTION
Learn how water motion should work in your reef tank and other setups.
By Richard Harker

COLUMNS
4 Freshwater Q&A
10 The Aquabotanist
14 Reef Aquarist
18 Adventures in Fish Breeding
58 Fresh Fish
60 Saltwater Q&A
62 FishKidz
127 Aquarist's Notebook: General Hardness and Carbonate Hardness/Fish Chat

DEPARTMENTS
1 Editor's Corner
22 Aquabits
23 FishChannel.com
64 Product Showcase & Reader Reward
65 Livestock Section (Wholesale Only)
67 Online Marketplace
121 Dealer & Classified Advertising
123 Aquarium Clubs & Societies
125 Ad Index

FAMA
From the pages of Freshwater and Marine Aquarium
76 AquaticMaestro
78 Sand Mail
80 Wet Vet
84 Popular Freshwater Tropicals
88 Reef Notes
92 Freshwater Forum
118 In the Fish Room
120 Species Profile: Blue tuxedo urchin

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