LAB NOTES

Aquarium Lab Room

KNOWLEDGE BASE

Field-tested guides for breeders, keepers, and aquarists who want more than basics.

Quick, practical guides from the BlackWater lab — based on real tanks, real spawns, and real problems solved. A full Master Class is in the works.

Browse by category, save your favourites, and come back as we keep adding new playbooks.

Betta Fish Care Guide Best Tank Mates for Betta Fish Introducing Betta Fish to Tank Mates Setting Up a Blackwater Betta Tank
How to Breed Betta Fish Breeding Tank Setup Raising Fry Outdoors Advanced Breeding Techniques
Culturing Daphnia Culturing Microworms Culturing Vinegar Eels Hatching Baby Brine Shrimp
Breeding Neocaridina Shrimp Breeding Mystery Snails
Nitrogen Cycle Stress-Free Water Changes Using Indian Almond Leaves Understanding pH, GH, KH Beginner Aquarium Setup
Care for Sick or Injured Bettas How to Treat Ich Naturally