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Fluval EVO V 5 Gallon Marine Aquarium Kit
A compact all-in-one for a tiny reef
- Compact 5-gallon all-in-one pico reef format
- Included LED suited to soft corals and viewing
- Concealed rear filtration chamber with three-stage media
- Honeycomb overflow protects livestock from the intake
- Small footprint fits on a desk or shelf
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Pros
- True all-in-one design in a tiny pico package
- Hidden rear filtration keeps the display clean
- Capable LED for soft corals and a clear view
- Easy entry point into saltwater on a small scale
- Quiet, low-profile operation
Cons
- Tiny volume swings quickly and demands diligence
- No heater included for the marine environment
- Limited stocking and coral options at 5 gallons
- Rear chamber space is very tight for gear
At a glance
A compact all-in-one for a tiny reef
The Fluval EVO V shrinks the all-in-one reef formula down to a 5-gallon pico, making it a charming starting point for soft corals and a couple of tiny inhabitants.
- Compact 5-gallon all-in-one pico reef format
- Included LED suited to soft corals and viewing
- Concealed rear filtration chamber with three-stage media
- Honeycomb overflow protects livestock from the intake
- Small footprint fits on a desk or shelf
Product Specifications
- Volume
- 5 gallons
- Type
- All-in-one pico reef
- Lighting
- Included LED
- Filtration
- 3-stage rear chamber
- Overflow
- Honeycomb intake
- Heater
- Not included
Why we recommend the Fluval EVO V 5 Gallon Marine Aquarium Kit
The EVO V takes everything people like about the larger EVO and condenses it into a 5-gallon pico. You get the same essential recipe: a concealed rear chamber with three-stage filtration, a honeycomb overflow that keeps livestock out of the intake, and a tidy all-in-one shape that hides the hardware. The included LED is bright enough for soft corals and gives the tank a clean, appealing glow.
What makes it appealing is the low barrier to trying saltwater. Instead of plumbing a sump or sourcing separate components, you fill it, add salt mix, and start a tiny reef on a desk or shelf. For mushrooms, zoas, and other forgiving softies paired with a single small fish or a cleanup crew, it’s a genuinely fun little ecosystem.
Who it’s for
This kit suits hobbyists who want to dip a toe into reefing in the smallest practical format, or experienced reefers who enjoy the challenge of a pico. The honest caveat is stability: at 5 gallons, temperature and salinity move fast, so consistent top-offs and small water changes aren’t optional. You’ll add a nano heater since none is included, and stock conservatively given the volume. Embrace the discipline a pico demands and the EVO V delivers a lot of reef in a tiny space.
The Bottom Line
The Fluval EVO V shrinks the all-in-one reef formula down to a 5-gallon pico, making it a charming starting point for soft corals and a couple of tiny inhabitants. Just go in knowing that this little volume rewards careful, consistent maintenance.
View on Amazon →As an Amazon Associate, AquaticRig earns from qualifying purchases.
Frequently Asked Questions
Is a 5-gallon reef hard to keep?
It asks for diligence. Small volumes swing quickly, so consistent top-offs and water changes are essential to keep parameters stable.
Does it include a heater?
No. A small marine-safe nano heater is necessary to hold a steady reef temperature.
What corals can I keep in it?
Forgiving soft corals like mushrooms and zoas suit the included light and small volume best.
How many fish can live in it?
Very few, realistically one small, peaceful fish at most, plus a modest cleanup crew given the tiny capacity.
Is the rear chamber big enough for gear?
It's tight. There's room for the included filtration and a small heater, but space for extras is limited at this size.