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Ritteri Anemone (Coloured) (7 days for Delivery)

£75.00

Earns 375 Aqua Points, worth £3.75 off a future order. How points work

Only 5 left
  • Arrive alive guarantee
  • Overnight, oxygen packed
  • You pick the day

Livestock delivery, done properly

  • Overnight insulated delivery on fish orders, £19.95, and free collection near Gatwick
  • Arrive-alive promise plus our Perfect Health Arrival guarantee
  • You choose the delivery day at checkout. We only show days we can genuinely deliver
  • £35 minimum on livestock orders. Dry goods ship free alongside fish
Full delivery information

Marine Fish Perfect Health Promise

All marine fish have a Perfect Health Arrival guarantee. For the following reasons, we cannot guarantee beyond that.

A number of different reasons can affect why a marine fish does not settle into its new environment. These range from:

  • Unsuitable water conditions: incorrect pH, high ammonia and nitrite levels.
  • Tank bullies: some marine fish are very passive and will not mix well with more boisterous tank mates.
  • Incorrect tank size: please research the fish you are buying, as some will become stressed in a tank that is too small.

If you have any problems on arrival

Please contact us straight away and we will extend your guarantee until the fish is healthy again. You must call on the arrival day to activate this.

01293 749046

Credit notes

If any of your aquatic life dies during our guarantees and has been acclimatised in a mature aquarium, please take a photo and email it across and we will send you a credit note.

Please email photographs of the deceased specimens to sales@aquaticstoyourdoor.co.uk.

Categories: Marine Invertebrates

About this fish

 THIS ITEM IS AVAILABLE BUT DELIVERY IS 7 DAYS FROM ORDER. PLEASE SELECT A DELIVERY DATE TO REFLECT THIS


What is its maximum size?

Typically grows to approximately 30–50 cm across


Where is its origin and where is it exported from?

Ritteri Anemones are native to the Indo-Pacific region, including Indonesia, the Philippines, Papua New Guinea, Fiji, the Great Barrier Reef and other tropical Pacific locations.

They are commonly exported for the aquarium trade from countries such as Indonesia and the Philippines.


Is it reef compatible?

Generally reef compatible with caution. Ritteri Anemones are popular host anemones for clownfish but have powerful stinging tentacles that can damage corals and other sessile invertebrates.

They can move around the aquarium in search of a suitable location, potentially stinging corals and other tank inhabitants. Provide plenty of space and keep them away from neighbouring corals.


What should I feed it?

Ritteri Anemones obtain much of their nutrition through photosynthesis from symbiotic zooxanthellae algae. Strong reef lighting is therefore essential.

They can also benefit from occasional target feeding with meaty marine foods, including:

Mysis shrimp.

Chopped shrimp.

Small pieces of fish.

Chopped mussel and clam.

Other suitable marine seafood.


Feed small portions approximately once or twice a week. Avoid overfeeding or offering pieces that are too large to digest.


How many can I keep?

Generally best kept individually. Ritteri Anemones can become very large and require considerable space.

Keeping multiple specimens is possible in very large aquariums, but sufficient separation is essential to prevent stinging injuries and competition for suitable positions.


How compatible is it with other fish?

Ritteri Anemones are well known for hosting several clownfish species and are particularly associated with:

Ocellaris Clownfish.

Percula Clownfish.

Clark's Clownfish.

Pink Skunk Clownfish.

Tomato Clownfish.

They can be kept with many peaceful reef fish, although small fish may occasionally be caught by their stinging tentacles.

Avoid aggressive fish and species known to nip at anemones.


Water parameters


Temperature: 24–27°C

pH: 8.1–8.4

Specific gravity (salinity): 1.023–1.025

Ammonia: 0 ppm

Nitrite: 0 ppm

Nitrate: Keep as low as practical, ideally below 10 ppm.

Alkalinity: 8–12 dKH

Calcium: 380–450 ppm

Magnesium: 1250–1350 ppm

If it does not arrive alive, you do not pay for it.

Photograph the bag unopened, send it to us within four hours of delivery, and we will put it right with a refund or a replacement.* Our guarantee on marine fish covers their health on arrival. If anything concerns you, please ring us on the day they arrive and we will extend it until the fish is healthy again.

*Whether we refund or replace is our decision and depends on the fish and its cost. A replacement may travel with a future order rather than straight away.