Health & Wellness of Saltwater Fish

Read about common diseases, illnesses, behavior issues and other health problems in saltwater fish. Learn to recognize symptoms and how to provide treatment.
Tank full of clownfish with blue background
Should You Give Your Saltwater Fish a Freshwater Bath?
Marine aquarium
How to Treat Saltwater Aquarium Fish Diseases
Saltwater fish tank
How to Treat Vibriosis in Fish
Gyrodactylus flukes under a microscope
What Are Flukes in Fish?
Yellow Surgeonfish
Here's How to Identify and Treat Black Spot or Tang Disease
Clownfish
5 Reasons Why Marine Fish Die in Aquariums
Tetra in fish tank
Hyposalinity or Osmotic Shock Therapy for Marine Ich
paracanthurus hepatus
Using a Saltwater Aquarium Fish Diagnostic Tool
Close-up of a clown fish swimming in its container
What is the Best Way to Treat Diseased Marine Fish with Formalin?
betta fish in a saltwater aquarium
How to Treat White Spot Disease in Saltwater Fish
Fish bowls are bad for fish
Why You Should Never Keep Your Pet Fish in a Bowl
Live Food - Mosquito Larvae
Save Money by Collecting Live Food For Your Fish
Freshwater Fish Tank
Tuberculosis in Aquarium Fish
Fish in aquarium
Learn to Diagnose and Treat Oodinium (Velvet or Coral Fish Disease)
Yellow Belly Blue Tang
Diagnosing and Treating Saltwater Ich (White Spot Disease)
Warty Frogfish
All about Bacterial Diseases in Marine Aquarium Fish
Brown Flatworm, Turbellaria, Kanula, Susac Island, Adriatic Sea, Croatia
Are Flatworms Destroying Your Corals?
Butterfly fish
How to Treat Fish for Ammonia Burns
Sea Life Aquarium
Eliminate Saltwater Parasites With a Freshwater Dip
Close up of the lateral line on fish scale
Hole in the Head Disease in Saltwater Fish
Clownfish with Lymphocystis
How to Treat Lymphocystis in Saltwater Aquarium Fish
hermit crab with legs out
What to Do If Your Hermit Crab Loses a Leg
Picture of nori sheets in a wooden serving bowl
Feeding Nori to Saltwater Aquarium Fish and Other Algae Eaters
Close-Up Of Colorful Guppy Fish At Aquarium
Back to Nature: Live Saltwater Feeder Fish for Your Marine Animals
Fishes in plastic bag for sale
What You Need to Know About Moving Saltwater Fish