Bubble Coral (Plerogyra sinuosa)
Plerogyra sinuosa is an LPS coral covered in grape-like water-filled bubbles by day that extends long stinging sweepers at night, so give it space…
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Birdsnest Coral (Seriatopora hystrix)
Seriatopora hystrix is a fast-growing, fine-branched SPS coral in pink, green or cream that is one of the easier small-polyp stony corals for stabl…
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Feather Duster Worm (Sabellastarte spp.)
Sabellastarte feather duster worms are 5–10 cm tube worms with a crown of banded feathery radioles that filter food from the water and vanish int…
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Marine Betta (Calloplesiops altivelis)
Calloplesiops altivelis is a shy, 15–20 cm white-spotted reef fish with huge fins and a fake eye on its tail that needs caves, calm tank mates an…
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Lemonpeel Angelfish (Centropyge flavissima)
Centropyge flavissima is a 10–14 cm bright yellow dwarf angelfish with blue eye rings that needs mature rockwork to graze and may nip some corals.
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Longnose Hawkfish (Oxycirrhites typus)
Oxycirrhites typus is a 13 cm red-checked hawkfish with a long snout that perches on corals and is mostly reef safe, except for small shrimp.
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Reef Fish Feeding Schedule for Saltwater Tanks
Reef tanks juggle hungry fish against nutrient export. Here’s a practical marine feeding schedule that keeps fish fit without greening the rock.
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RO/DI Water for Aquariums
Tap water carries chlorine, metals, and phosphates — RO/DI gives control for shrimp, discus, and reef salt mixing.
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Magnesium in Reef Tanks
Magnesium keeps calcium and alkalinity in solution — low Mg causes white precipitation on heaters and stalled coral growth.
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Reef Alkalinity (dKH) Guide
Alkalinity is the backbone of coral skeleton building — unstable dKH causes more reef losses than any single parasite.
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Phosphates in Reef and Freshwater
Phosphate fuels algae and slows coral calcification — learn where it enters and how to export it without crashing a balanced reef.
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Target Feeding Corals
Target feeding delivers meaty foods directly to coral polyps — growth and color improve when done consistently without overloading the system.
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Phytoplankton Feeding Guide
Phytoplankton feeds filter-feeding corals and clams — valuable when dosed in moderation to tanks that actually consume it.
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Copepods in Reef Tanks
Copepods are living reef plankton — mandarins, wrasses, and corals all benefit when populations persist in live rock and refugiums.
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Dosing Pumps for Reef Tanks
Automated dosing keeps reef parameters stable when consumption outpaces manual water changes — but sloppy calibration causes worse swings than no…
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Reef Sumps and Refugiums
Sumps expand filtration capacity, hide gear, and enable refugiums that export nutrients — the backbone of most serious reef systems.
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Aquarium Chillers — When You Need One
When room temperature or high-intensity lighting pushes tanks past safe limits, a chiller becomes essential insurance — not a luxury gadget.
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Goniopora (Goniopora sp.)
Care notes for keeping Goniopora (Goniopora sp.) successfully in home aquariums.
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Maxima Clam (Tridacna maxima)
Care notes for keeping Maxima Clam (Tridacna maxima) successfully in home aquariums.
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Trochus Snail (Trochus sp.)
Care notes for keeping Trochus Snail (Trochus sp.) successfully in home aquariums.
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Turbo Snail (Turbo sp.)
Care notes for keeping Turbo Snail (Turbo sp.) successfully in home aquariums.
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Emerald Crab (Mithraculus sculptus)
Care notes for keeping Emerald Crab (Mithraculus sculptus) successfully in home aquariums.
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Peppermint Shrimp (Lysmata wurdemanni)
Care notes for keeping Peppermint Shrimp (Lysmata wurdemanni) successfully in home aquariums.
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Pink Skunk Clownfish (Amphiprion perideraion)
A practical care guide to keeping Pink Skunk Clownfish (Amphiprion perideraion) healthy in the home aquarium.
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