Coral Care & Reef Tips

Reef Tank Water Parameters: Ideal Ranges for Corals

Ideal reef tank water parameters for corals, how often to test, and how to keep them stable.

Coral Pests: How to Spot Them Before They Spread

How to identify common coral pests and keep them out with dipping and quarantine.

Chalice Coral Care: Lighting, Feeding and Color

How to care for chalice corals: lighting, flow, placement, feeding, color and warning signs.

Lighting for Corals: PAR for SPS, LPS and Softies

A guide to reef tank lighting: what PAR is, PAR ranges by coral type, spectrum, photoperiod and acclimation.

How to Feed Your Corals

Coral feeding made simple: which corals need food, what to feed, timing, and how to avoid overfeeding.

Mushroom and Ricordea Care Guide

How to care for mushroom corals and Ricordea: types, lighting, flow, placement, feeding and propagation.

Montipora: The Easiest SPS to Start With

Montipora care for your first SPS coral: tank readiness, growth forms, lighting, flow, water parameters and pests.

Hammer Coral Care Guide

How to care for hammer corals: lighting, flow, spacing, water parameters, feeding and warning signs.

What WYSIWYG Means and How to Buy Corals Online

What WYSIWYG and Almost WYSIWYG mean for coral buyers, why corals look different in photos, and tips for buying corals online.

Coral Fragging 101: Tools and First Cuts

A beginner's guide to fragging corals: tools, safety, how to frag by coral type, and aftercare.