How to Care for Saltwater Fish

Find answers to your questions about caring for saltwater fish and marine aquariums.
Lionfish
Lionfish Species Profile
Fishbowl and an aquarium on a sideboard
How to Convert a Freshwater Aquarium to a Saltwater Aquarium
An aiptasia anemone
Ways to Rid Your Tank of Aiptasia Anemones
A blue tang in a saltwater aquarium
Basics Planning for a Saltwater Aquarium 101: Marine Tank Setup 101
aquarium with fish and coral
How Do You Make a DIY Aquarium Chiller?
Seahorse in fish tank
Introducing Seahorses to Your Saltwater Aquarium
Tropical fish in saltwater aquarium
Learn the Benefits of a Quarantine Tank (Qt) and How to Set One Up
Gold fish in water tank
The Raging Battle Over Undergravel Filters
Picture of nori sheets in a wooden serving bowl
Feeding Nori to Saltwater Aquarium Fish and Other Algae Eaters
Live rock and fish
Why Is My Aquarium Live Rock Turning White?
Saltwater Aquarium
Why Put Live Rock In Saltwater Aquariums?
92 gallon reef tank
How to Cure Live Rock
Sailfish hunting sardines
What Saltwater Fish Eat in the Wild
Goldfish
Why Is Proper Aeration So Important? A Quick Guide
A brain coral.
Here Are 12 Easy Saltwater Aquarium Reef Corals for Beginners
Lemonpeel Angelfish
Angelfish Family Pomacanthidae Diet and Feeding
saltwater aquarium
How to Set Up Your Saltwater Aquarium
Leather Coral Before Shedding
Learn How the Toadstool Mushroom Leather Coral Sheds Its Skin
Fish In Aquarium
How to Work with Live Rock in a Marine Aquarium
tang fish in aquarium
What is UV Sterilization in a Saltwater Marine Aquarium?
live rock and coral fish aquarium
Read These Tips for Buying Live Rock for Your Marine Aquarium
Fish Tank
How to Repair Leaks in Glass Aquariums
Reef aquarium in the dark
How Do You Feed Corals in a Saltwater Aquarium?
Numerous colorful fish swimming in a tank.
Your Aquarium Air Stones Can Be Renewed
Goldfish swimming in a fishbowl.
Over 240 Names for Your Pet Fish
Ocellaris Clownfish and Anemone
Types of Clownfish and the Anemones That Love Them
Close-Up Of Clown Fish Swimming By Coral
Photos of Saltwater Aquarium Fish Photo and Picture Galleries
What to Feed Your Butterflyfish
Answer to the Oft-Asked Question: Can Moray Eels Live in Freshwater?
Close-Up Of Colorful Guppy Fish At Aquarium
Back to Nature: Live Saltwater Feeder Fish for Your Marine Animals
Pterophyllum Scalare aka Angelfish
Keeping the Peace in Your Angelfish Aquarium
saltwater aquarium
How to Choose Saltwater Fish That Will Get Along in Your Tank
Close-up of yellow coral
What Do Corals Eat? - A Complete Coral Food Recipe
Saltwater copepod
Get to Know the Little White Bugs in Your Saltwater Tank
Clownfish in marine tank
Saltwater Aquarium Fish Compatibility
Flying Gurnard fish
What You Should Know Before Adding a Sea Robin to Your Fish Tank
Saltwater aquarium
What Marine Foods Are Best for Saltwater Fish and Invertebrates
Close-Up of Colorful Tropical Fishs in Tank Aquarium
How to Collect Your Own Tropical Aquarium Fish
Child watching fish tank. Aquarium with cichlids
Health Benefits of Aquariums
large aquarium
Making Money With Your Saltwater Aquarium
Six Line Wrasse with coral background
Learn All About the Six Line Wrasse
illustration of reef-safe saltwater fish
Reef Safe Fish for Saltwater Aquariums
Blue legged hermit crab
These Tank Creatures Help Clean up Your Aquarium
Cleaning shrimp
Learn About Reef Tank Janitors: Shrimps, True Crabs, and Sea Urchins
Mantis Shrimp
Is Having a Mantis Shrimp In Your Aquarium Considered a Pest or a Pet?
Colonial Zoanthids (Caribbean)
What Do Reef Corals Need to Survive?
Hermit crab in shell. Dardanus megistos in aquarium
Reef-Safe Saltwater Aquarium Invertebrates
Striped sailfin tang
Territorial Sailfin Tangs
Snowflake Eel
How to Add a Snowflake Eel to Your Aquarium
Black Saddled Toby (Canthigaster valentini)
Pufferfish Profiles, Facts, Information and Pictures
Juvenile Brown-banded Bamboo Shark, Chiloscyllium punctatum,
This Is What to Expect When Owning a Brownbanded Bamboo Shark
Yellow tang tropical fish with coral backdrop
Learn All About the Yellow Tang Fish
Camelback Shrimp
Should You Add Camelback Shrimp to Your Aquarium?
Swallowtail angelfish (Genicanthus sp.), front view
Swallowtail Angelfish Profile
Orchid Dottyback on reef
Dottyback Fish Species Profile
Redlip Blenny
Blenny Fish Species Profile
Mushroom coral
Soft Mushroom Corals or Disc Anemones Photos
illustration of saltwater fish
The 28 Best Beginner Fish for a Saltwater Aquarium
Longhorn Cowfish swimming
Learn to Identify Boxfish and Cowfish to Keep Them out of Your Tank
Flame Angelfish (Centropyge loricula)
Dwarf & Pygmy Marine Angelfish Photos
Sunset Wrasse
See These Stunning Photos of Different Types of Wrasse Fish
Copperband butterflyfish (Chelmon rostratus).
Here's Some Need to Know Information About Butterflyfish
Algae blenny (Salarias fasciatus)
Photos of Saltwater Blennies
Ocellaris Clownfish and Anemone
What's the Difference Between a True and False Percula Clownfish?