Blog - Fin And Flux

How to Make Saltwater for Aquariums: Your Blueprint for a Thriving Marine World

Guide to making aquarium saltwater: RO/DI water prep, salt mix, salinity, temperature, pH, testing, acclimation, and safety tips.

Step-by-step guide to safely disinfect and sanitize a fish tank: prep, cleaning, dechlorination, gear care, and water tests

What is a fish tank and how it works: setup, filtration, cycling, lighting, water chemistry, maintenance, sizing, and fish care.

8 planted-tank mistakes fueling algae in aquariums: lighting, nutrients, CO2, water changes, substrate, pruning, plant choice.

Day-by-day plan for your first week with a new aquarium: setup, cycling, water tests, feeding, maintenance, and troubleshooting.

Practical molting care for fish & invertebrates: signs, duration, water quality, feeding, aquarium upkeep, and post-molt steps.

Interpreting stool color, consistency, frequency; link to water quality and feeding; illness signs; tips boost aquarium health.

Osmoregulation explained: science of acclimation and salt baths for niche aquarium fish, pet fish, and tank setup and care.

Step-by-step guide to a dedicated hospital tank: setup, filtration, cycling, water params, quarantine, meds, maintenance.

Address a single bully in a community tank: identify aggression, adjust layout, add hides, pick compatible mates, or quarantine.