OATA The Ornamental Aquatic Trade Association

OATA - The Ornamental Aquatic Trade Association - have a good range of free care sheets for coldwater, tropical freshwater and marine fish as well as for invertebrates, aquatic reptiles and plants.

You can also find links to each guide via our blog pages.

Please click on an icon to be taken to the relevant guide sheet.


1. General Hobby Guides
2. Coldwater Fish
3. Pond Fish
4. Tropical Freshwater Fish
5. Marine Fish
6. Brackish Fish
7. Freshwater Inverts & Plants
8. Marine Inverts & Plants
9. Aquatic Reptiles
10. Posters

1. General Hobby Guides

OATA Guide to Water Testing and Water Quality in Ponds and Aquariums   OATA Guide to Setting up a Pond

OATA Guide to setting up a Tropical Aquarium   OATA Marine Tank setup guide

OATA Guide to Buying Fish Online | Real Aquatics


2. Coldwater Fish Guides

OATA Guide to keeping goldfish in aquariums   OATA Guide to keeping Fancy Goldfish


3. Pond Fish Guides

OATA Guide to keeping and introducing Pond Fish   OATA Guide to Setting up a Pond   

OATA Guide to Protecting a Pond from Predators


4. Freshwater Tropical Fish Guides

OATA Guide to setting up a Tropical Aquarium   OATA Tropical fish guide to Hillstream loach...

OATA Guide to Tetras...   OATA Guide to Barbs

OATA Guide to Guppies...   OATA Guide to Bettas...

OATA Guide to Rainbowfish   OATA Guide to freshwater sharks

OATA Guide to Dwarf Cichlids   OATA Guide to American Cichlids

OATA Guide to African Malawi Cichlids   OATA Guide to rare species...

OATA Guide to aggressive species   OATA Guide to Tropical Algae Eaters

OATA Guide to Killifish   OATA Guide to loaches

OATA Guide to wild caught fish   OATA Guide to tankbusters

OATA Guide to catfish   OATA Guide to discus


5. Marine Fish Guides

OATA Marine Tank setup guide   OATA Marine fish guide Clownfish...

OATA Marine fish guide Blennies...   OATA Marine fish guide Butterflyfish...

OATA Marine fish guide Dwarf Angelfish   OATA Marine fish guide Angelfish

OATA Marine fish guide Seahorses...   OATA Marine fish guide Morays...

OATA Guide to marine fish Venomous...


6. Brackish Fish Guides

OATA Guide to brackish fish


7. Freshwater Inverts & Plants Guides

OATA Guide to freshwater shrimps...   OATA Guide to crayfish crabs

OATA Guide to freshwater plants


8. Marine Inverts & Plants Guides

OATA Marine Tank setup guide   OATA Guide to Anenomes

OATA Guide to marine corals   OATA Guide to marine molluscs...

OATA Guide to Starfish...   OATA Guide to palytoxin...


9. Aquatic Reptiles Guides

OATA Guide to turtles and terrapins


10. Posters

OATA Pond Factsheet   OATA Tropical Fish factsheet


Photo credit(s): All images above are custom produced for use by Real Aquatics. Subject to copyright, all rights reserved to their respective owners. Real Aquatics Ltd does not permit unauthorised copying or use of the above custom images (05/2022)

Disclaimer: Links to care sheets are provided with permission of OATA. You will be directed to OATA's (third party) website. Real Aquatics accepts no liability for the content, links, data requirements or other legalities on the OATA (third party) website. Links to content are provided freely for use at your own risk. All information provided may be subject to change or future amendment without notice (05/2022).