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Spruce Up Your Inbox!
Learn how to create a happy, healthy home for your pet.
How to Care for Saltwater Fish
Find answers to your questions about caring for saltwater fish and marine aquariums.
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![Pepper corydora sifting through substrate]()
11 Top Catfish Species for Your Aquarium -
![Saltwater fish tank]()
Vibriosis in Fish -
![Marine aquarium]()
Saltwater Aquarium Fish Diseases -
![Orchid Dottyback on reef]()
Dottyback Fish Species Profile -
![Redlip Blenny]()
Blenny Fish Species Profile -
![Lionfish]()
Lionfish Species Profile -
![Fishbowl and an aquarium on a sideboard]()
Convert a Freshwater Aquarium to Saltwater Aquarium -
![Black and White Striped Fish in Fish Tank]()
How to Quickly Reduce Nitrate in a Fish Tank -
![Algae on rocks]()
Curing Nuisance Green Hair Algae in Your Saltwater Aquarium -
![saltwater aquarium]()
Optimal Tank Temperatures for a Saltwater Aquarium -
![Goldfish swimming in a fishbowl.]()
What Should You Name Your Pet Fish? -
![Saltwater Aquarium]()
Controlling Algae in Your Saltwater Aquarium -
![illustration of reef-safe saltwater fish]()
Reef Safe Saltwater Aquarium Fish -
![Red algae (Peyssonnelia squamaria) and member of Serpulidae's family on a sponge]()
Aquarium Red Slime Algae Causes and Solutions -
![An aiptasia anemone]()
Eliminating Aiptasia Anemones From Saltwater Aquariums -
![Pink Coralline algae on aquarium glass]()
How to Grow Coralline Algae in a Saltwater Aquarium
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![Blue legged hermit crab]()
Reef Tank Janitors -
![A blue tang in a saltwater aquarium]()
Imagining and Planning Your First Saltwater Aquarium -
![aquarium with fish and coral]()
How to Build Your Own Aquarium Chiller -
![ph water measurement]()
Managing Water pH in Saltwater Aquariums -
![Seahorse in fish tank]()
Seahorses in Saltwater Aquariums -
![Close up of the lateral line on fish scale]()
Hole in the Head Disease in Saltwater Fish -
![Cleaning shrimp]()
Reef Tank Janitors Like Shrimps, True Crabs, and Sea Urchins -
![Tropical fish in saltwater aquarium]()
Are Quarantine Tanks (Qt's) Necessary for Your Saltwater Aquariums? -
![Ocellaris Clownfish and Anemone]()
Clownfish and Anemone Matches -
![Gold fish in water tank]()
The Undergravel Filter Controversy -
![Colorful Tropical Fish and Coral In Tank Aquarium]()
Reef Tank Temperatures: How High Is Too High? -
![Hermit Crab (Anomura spp) on the sea shore.Cousine Island.Seychelles]()
8 Top Reef-Safe Sand Sifters -
![checklist for saltwater aquarium at home illustration]()
Checklist for Starting a Saltwater Aquarium at Home -
![Warty Frogfish]()
Bacterial Diseases in Marine Aquarium Fish -
![faucet with running water]()
How Do You Remove Chloramines From Tap Water? -
![Butterfly fish]()
How to Treat Fish for Ammonia Burns
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In this section
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![air bubbles in aquarium]()
Manually Generating Oxygen in Aquariums -
![Close-Up Of Clown Fish Swimming By Coral]()
Saltwater Aquarium Fish Photos -
![Aquarium fishes, Angelfish (Pterophyllum altum)]()
Substrate for a Saltwater Aquarium -
![fishes in a marine aquarium]()
The 11 Most Common Mistakes Made by Saltwater Aquarium Keepers -
![Clownfish, Cleaner Shrimp, Anemone - Symbiosis]()
How Many Fish Can I Put in My Saltwater Aquarium? -
![Bubbles rising in empty aquarium]()
Aquarium Substrate and Live Rock Clean Up Tips -
![Family cleaning reef tank]()
Making Glass Aquarium Repairs -
![Blue fish swimming in an aquarium]()
How to Determine GPH Water Flow -
![Aquarium with cichlids fish from lake malawi]()
DIY Aquarium Cabinet and Stand Plans -
![Mantis Shrimp]()
What's a Mantis Shrimp? -
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Diet & Feeding Profile - Butterflyfish Family Chaetodontidae -
![Fish in fish tank]()
Marine Aquarium Maintenance Tasks and Schedule -
![Young man standing by aquarium]()
Reducing Nitrates in Your Marine Aquarium With the Vodka Method -
![Colonial Zoanthids (Caribbean)]()
The 4 Basic Needs of Corals -
![Using plastic bag to put tropical fish in tank]()
Cycling a New Saltwater Aquarium With Fish -
![Picture of nori sheets in a wooden serving bowl]()
Feeding Nori to Saltwater Aquarium Fish
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![Colorful fishes and corals in the aquarium]()
Easy Soft Corals for Reef Aquariums -
![Live rock and fish]()
Why Your Live Rock Is Turning White -
![48" diy Aquarium Stand]()
How to Build a DIY Simple Aquarium Stand -
![Tropical fish swimming in an aquarium outside kitchen]()
Phosphates in Your Saltwater Aquarium -
![Hermit crab in shell. Dardanus megistos in aquarium]()
Reef-Safe Saltwater Aquarium Invertebrates -
![Fishes in plastic bag for sale]()
Tips on Moving Saltwater Fish -
![New 40 gallon long tank]()
Choosing a Filtration System for Your Saltwater Aquarium -
![Close up of bleached corals]()
Coral Bleaching Causes and Effects -
![Saltwater reef habitat]()
Coral Lighting - How Changes In Lighting Effects Corals -
![Saltwater aquarium]()
Saltwater Aquarium Levels -
![Striped sailfin tang]()
Sailfin Tang (Pacific Sailfin Tang) -
![Snowflake Eel]()
Snowflake Eel (Snowflake Moray)
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