Author
Jonathan Jenkins
I've been keeping fish for over 15 years — everything from planted freshwater tanks to saltwater reefs. I currently have a 30 gallon overstocked guppy breeding tank, 40 gallon planted self-cleaning aquarium, 200 gallon reef tank, and 55 gallon frag tank. I joined Fish Tank World to continue learning while sharing what I've learned along the way.
Articles by Jonathan Jenkins (15)
Neon Tetra Care Guide: Tank Mates, Health, Diet, and Tank Setup
Complete neon tetra care guide covering compatible tank mates, color loss troubleshooting, common diseases, schooling behavior, diet, water parameters, and tank setup.
February 25, 2026
10 Best Tetras for Community Tanks: From Nano to Large Aquariums
The 10 best tetras for community tanks ranked by temperament, size, and compatibility. Includes nano tetras, show tetras, and species to avoid.
February 23, 2026
Cardinal Tetra Care Guide: The Vibrant Jewel of Planted Aquariums
Complete cardinal tetra care guide covering tank setup, water parameters, diet, tank mates, schooling behavior, wild-caught acclimation, and breeding.
February 23, 2026
Cardinal Tetra vs Neon Tetra: Key Differences and Which to Choose
Cardinal tetra vs neon tetra compared side by side. Learn the key differences in color, hardiness, price, and care to pick the right tetra for your tank.
February 23, 2026
Congo Tetra Care Guide: The Iridescent Show Tetra From Africa
Complete Congo tetra care guide covering tank setup, water parameters, diet, male vs female differences, schooling behavior, compatible tank mates, and common health issues.
February 23, 2026
Ember Tetra Care Guide: The Perfect Nano Schooling Fish
Complete ember tetra care guide covering tank setup, water parameters, diet, tank mates, schooling needs, color enhancement, breeding, and common health issues.
February 23, 2026
Green Neon Tetra Care Guide: The Nano Blackwater Specialist
Complete green neon tetra care guide covering tank setup, blackwater parameters, diet for tiny mouths, schooling needs, shrimp compatibility, and how they differ from neon and cardinal tetras.
February 23, 2026
Rummy-Nose Tetra Care Guide: The Ultimate Schooling Fish
Complete rummy-nose tetra care guide covering tank setup, water parameters, diet, the three species, their role as water quality indicators, and tank mates.
February 23, 2026
12 Creative Hacks to Keep Your Fish Tank Clean
Genuinely creative hacks for keeping your aquarium clean with less effort. From bucket-on-wheels water changes to pothos in your filter, these are the shortcuts experienced fishkeepers actually use.
February 14, 2026
How to Clean Your Aquarium After a Disease Outbreak
Step-by-step guide to cleaning and restoring your aquarium after a disease outbreak. Covers post-treatment water changes, filter care, disinfection methods, and disease-specific recovery protocols.
February 14, 2026
Cycling a Saltwater Tank with Live Rock: Complete Step-by-Step Guide
Learn how to properly cycle a saltwater tank using live rock. This comprehensive guide covers the nitrogen cycle, 8 essential steps for FOWLR setup, and ongoing maintenance schedules for a thriving marine aquarium.
February 14, 2026
How to Cycle a Freshwater Aquarium: Complete Step-by-Step Guide
Learn how to properly cycle a freshwater aquarium before adding fish. Step-by-step fishless cycling guide covering the nitrogen cycle, ammonia dosing, water testing, and when your tank is ready for fish.
February 14, 2026
10 Signs You're Overfeeding Your Fish (And How to Fix It)
Learn to recognize the warning signs of overfeeding your aquarium fish. From cloudy water to ammonia spikes, discover what happens when fish get too much food and how to stop overfeeding for good.
February 13, 2026
Can Betta Fish Eat Human Food? What's Safe and What's Dangerous
Complete guide to feeding betta fish human food. Learn which foods are safe as occasional treats, which are dangerous, and what bettas should actually eat for a healthy diet.
February 13, 2026
Self Cleaning Aquarium: How to Create a Self Sustaining Fish Tank
Learn how to build a self-cleaning aquarium that requires minimal maintenance. Discover the best fish, plants, and equipment for creating a balanced aquatic ecosystem.
February 7, 2026