Freshwater Foundations

Build a thriving aquarium with 25 years of hands-on experience as your guide. Freshwater Foundations is a practical, no-nonsense roadmap for beginners and struggling hobbyists. I’m not a biologist—I’m an expert hobbyist who has spent a quarter-century perfecting the craft. I’ve distilled decades of trial and error into a clear guide that cuts through conflicting online advice. Smart Setup: Selecting the right tank, filtration, and heating to avoid "beginner traps" and save money. Practical Cycling: A simplified, step-by-step guide to the Nitrogen Cycle and preparing water safely for fish. Maintenance Made Easy: Establishing routines that keep your tank pristine and stable without it becoming a second job. Water Wisdom: Learning to "read" your water and fish to spot issues before they become emergencies Substrate & Decor: Choosing materials that support long-term biological health.

Course•By Audrea Cook

A Historical Guide to Aquascaping

From the Dutch Masters to the Zen of Amano To truly master the modern aquarium, we must first understand the giants whose shoulders we stand on. For decades, the "glass box" has evolved from a simple hobbyist's curiosity into a sophisticated art form, shaped by global traditions, philosophy, and biological breakthroughs. A Historical Guide to Aquascaping is a deep dive into the "why" behind the world’s most iconic styles. We move beyond basic "how-to" tutorials to explore the cultural roots and design principles that define the hobby today. Whether you are a minimalist at heart or crave the lush density of a botanical jungle, this course provides the historical context and technical roadmap to recreate these legendary looks with intellectual honesty and low-tech success.

Course•By Audrea Cook

Build Your Own Quarantine Rack

This course is a "shop class" for aquarists. It focuses on building a functional, multi-tank system designed to isolate new arrivals and treat sick fish without risking the main display.

Course•By Audrea Cook

Fish for Doggos

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Course•By Juniper Rose Cook

Betta Basics

All you need to know to raise a happy, healthy betta.

Course•By Audrea Cook

QA Test Course 3

Fun facts about women and medicine in the 16th century

Course•By Juniper Rose Cook

QA Test Course

Fun facts about women and medicine in the 16th century

Course•By Juniper Rose Cook

QA Test Course 2

Fun facts about women and medicine in the 16th century

Course•By Juniper Rose Cook

QA Test Course 4

Fun facts about women and medicine in the 16th century

Course•By Juniper Rose Cook

5 Mistakes that Kill Fish

Building a beautiful low-tech aquarium isn't about buying the most expensive gear—it’s about avoiding the bad advice that has plagued this hobby for decades. Use this checklist as your "reality check" before you make your first purchase.

Digital file•1 file•By Audrea Cook

AA QA - LP Test

Learning path•4 courses

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QA - Short LP

Learning path•2 courses