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Choose the bottle size that fits your reef.

High-density live marine phytoplankton, batch tracked and refrigerated. Add bottles to your cart first, then choose $6.99 flat-rate cold shipping or free local pickup during checkout.

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Shipping
$6.99 flat-rate cold shipping per order
Pickup
Free local pickup with emailed instructions
Checkout
Build your cart first, then complete checkout through Stripe
Size
Best for
Use case
Bottle price
16oz
Nano reefs, pod cultures, and first-time buyers
Best for smaller systems and lighter daily use
$19.99
32oz
Most mixed reefs and repeat customers
A dependable middle-ground for moderate daily use
$27.99
64oz
Large reefs, heavier feeding, and fewer reorders
Best value for high-consumption systems
$34.99
16oz
Live Phytoplankton
Nano reefs, pod cultures, and first-time buyers
Live Phytoplankton 16oz

A compact bottle for nano reefs, pod cultures, and hobbyists starting a steady feeding routine.

Bottle price
$19.99
$6.99 ship
Free pickup
Batch-tracked live culture
$6.99 flat-rate cold shipping or free local pickup
Easy starting point for consistent daily dosing
Nano reef
Starter routine
Pod feeding
Details
32oz
Live Phytoplankton
Most mixed reefs and repeat customers
Live Phytoplankton 32oz

Our most balanced option for mixed reefs, repeat buyers, and customers who want more volume without overbuying.

Bottle price
$27.99
$6.99 ship
Free pickup
Most popular size
$6.99 flat-rate cold shipping or free local pickup
Strong fit for regular reef feeding routines
Mixed reef
Coral nutrition
Routine dosing
Details
64oz
Live Phytoplankton
Large reefs, heavier feeding, and fewer reorders
Live Phytoplankton 64oz

High-volume supply for larger systems, heavier feeding schedules, and hobbyists who want fewer reorder cycles.

Bottle price
$34.99
$6.99 ship
Free pickup
Best value per ounce
$6.99 flat-rate cold shipping or free local pickup
Built for larger reefs and heavier feeding demand
Large reef
Heavy feeders
Best value
Details
ReefCultures