Next working day delivery with Royal Mail Tracked 24
Description
Overview:
The Polleni Grouper, also known as the Midnight Grouper, is a striking predatory fish characterized by its deep blue-black body adorned with tiny pale spots. Its bold coloration and sleek form make it an impressive addition to large marine aquariums.
Origin:
Native to the Indo-Pacific, commonly found around coral reefs in areas such as Indonesia, the Philippines, and northern Australia.
Feeding:
Carnivorous – thrives on meaty foods such as shrimp, fish, squid, and other protein-rich marine preparations. A varied diet ensures vibrant coloration and optimal health.
Tank Mates:
Best kept with large, robust tank mates. Small fish and ornamental invertebrates will likely be eaten.
Aggression:
Territorial and predatory – requires ample space and plenty of rockwork or hiding spots.
Experience Level:
Advanced aquarists – suitable only for those experienced with large predatory marine species and capable of providing a spacious, stable aquarium.
Water Parameters:
- Temperature: 74–80°F (23–27°C)
- pH: 8.1–8.4
- Salinity: 1.020–1.025
- Minimum Tank Size: 250+ gallons
The Polleni Grouper is a rare and visually captivating apex predator, ideal for advanced aquarists seeking a bold centerpiece for their marine system.
DX courier delivery is £20 per livestock order.
Delivery is scheduled for your selected delivery date and typically arrives before 1pm.
There is no minimum or maximum order value.
Additional information:
- In-stock livestock orders will be processed and dispatched for delivery on the date selected on the cart/basket page.
- Available delivery days are Wednesday, Thursday, Friday, and Saturday.
- If any stock issues affect your chosen delivery date, we will contact you as soon as possible by email or telephone.
- Shipping for dry goods is charged separately from livestock delivery. Dry goods are dispatched according to our standard delivery policy.
- All livestock remains covered by our 7-day guarantee.

