ARKA - Professional Products for Marine Aquariums

At ARKA, you will find everything you need to run a successful marine aquarium, from premium sea salt mixes and precisely dosed trace elements and vitamins to practical aquascaping accessories.

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Marine Aquariums: 23 items

ARKA All-in-One

ARKA All-​in-​One, 473 ml

  • Mix of trace elements
  • Provides intense colours for corals
  • Polyps develop splendidly
£17.30 instead of £19.25 (£36.58 / l)

Delivery by November 12

ARKA Organic Active Salt

ARKA Organic Active Salt, 10 kg

  • Improves water quality
  • Supports the well-being of the animals
  • Nitrate & phosphate free
£43.29 instead of £48.00 (£4.33 / kg)

Delivery by November 12

ARKA Reefscaper - Reef & Coral Glue

ARKA Reefscaper -​ Reef & Coral Glue, 1.000 g

  • Ideal settlement area
  • Fast curing
  • Easy to process
£14.70 instead of £16.35 (£14.70 / kg)

Delivery by November 12

ARKA Coralscaper Epoxy - Coral Glue (2x60g)

ARKA Coralscaper Epoxy -​ Coral Glue (2x60g)

  • Especially for marine aquariums
  • Simple & easy to use
  • Very economical
£10.37 instead of £11.55

Delivery by November 12

ARKA Premium Reef Salt

ARKA Premium Reef Salt, 10 kg

  • Even suitable for the most sensitive species
  • Promotes colours and growth
  • Contains all important trace elements
£38.95 instead of £43.50 (£3.90 / kg)

Delivery by November 12

ARKA Vitaminos Sea Water

ARKA Vitaminos Sea Water, 473 ml

  • High-quality vitamin & amino acid additive
  • Improves polyp development on all corals
  • For more well-being & vitality
£12.96 instead of £14.40 (£27.40 / l)

Delivery by November 12

ARKA Iodides & Bromides

ARKA Iodides & Bromides, 236 ml

  • For vital residents in seawater aquariums
  • With highly available iodine
  • Improves polyp development & promotes coral growth
£8.64 instead of £9.60 (£36.61 / l)

Delivery by November 12

ARKA Phyto-Plus

ARKA Phyto-​Plus, 236 ml

  • Phytoplankton for marine aquariums
  • Very nutritious
  • Highly concentrated formula
£12.29 instead of £15.35 (£52.08 / l)

Delivery by November 12

ARKA Zoo-Plus - Animal Plankton

ARKA Zoo-​Plus -​ Animal Plankton, 473 ml

  • Particularly rich & highly concentrated
  • For all corals & lower animals
  • Promotes healthy growth & natural colours
£18.60 instead of £20.50 (£39.32 / l)

Delivery by November 12

ARKA Elements

ARKA Elements, 473 ml

  • For healthy coral growth.
  • Strengthens colours and polyps.
  • Stabilises the pH value
£12.96 instead of £14.40 (£27.40 / l)

Delivery by December 14

ARKA pH Increase seawater

ARKA pH Increase seawater, 473 ml

  • For seawater aquariums
  • Electrolytes protect animals from osmotic shock
  • Safe & easy handling
£11.24 instead of £12.50 (£23.76 / l)

Delivery by November 12

ARKA Magnesium

ARKA Magnesium, 473 ml

  • For seawater aquariums
  • Stabilises the pH
  • Supports healthy coral growth
£12.96 instead of £14.40 (£27.40 / l)

Delivery by November 12

ARKA Coral Food SPS - Dust Food

ARKA Coral Food SPS -​ Dust Food, 150 ml

  • With fish and fish by-products
  • Contain vitamins and minerals
  • High quality
£11.06 instead of £12.30 (£73.73 / l)

Delivery by November 12

ARKA Coral Active

ARKA Coral Active, 473 ml

  • With the purest aragonite
  • Intensifies the natural colours
  • For marine aquariums
£17.30 instead of £19.25 (£36.58 / l)

Delivery by November 12

ARKA myREEF-FRAG RACK, 8 Holes with Magnet

ARKA myREEF-​FRAG RACK, 8 Holes with Magnet

  • With magnet for flexible positioning
  • Hole diameter: 15 mm
  • Compatible with commercially available frag plugs
£30.29 instead of £33.50

Delivery by November 12

ARKA Strontium

ARKA Strontium, 236 ml

  • For healthy coral growth
  • Supports skeleton & tissue
  • Highly available form
£8.64 instead of £9.60 (£36.61 / l)

Delivery by November 12

ARKA Basic P - Phosphate Increase

ARKA Basic P -​ Phosphate Increase, 473 ml

  • Effectively and safely increases the PO4 value in the aquarium
  • Usable for every saltwater & freshwater aquarium
  • Prevents PO4 limitation that is dangerous for corals and plants
£12.96 instead of £14.40 (£27.40 / l)

Delivery by November 12

ARKA Coralline

ARKA Coralline, 473ml

  • Healthy growth accelerator
  • Against unwanted algae formation
  • With the purest aragonite
£17.30 instead of £19.25 (£36.58 / l)

Delivery by November 12

ARKA Artemia - Ready Mixed

ARKA Artemia -​ Ready Mixed

  • Promotes vitality & colourfulness
  • For breeding & corals
  • Ready to serve in 24-48 hours
£6.91 instead of £7.70

Delivery by December 02

ARKA Basic K - Potassium Supplement

ARKA Basic K -​ Potassium Supplement, 473 ml

  • To increase potassium content
  • Supports coral growth
  • Without nitrate & phosphate
£12.96 instead of £14.40 (£27.40 / l)

Delivery by December 14

ARKA myREEF-FRAG RACK, 16 Holes with Magnet

ARKA myREEF-​FRAG RACK, 16 Holes with Magnet

  • With magnet for flexible positioning
  • Hole diameter: 15 mm
  • Compatible with commercially available frag plugs
£43.29 instead of £48.00

Delivery by December 14

ARKA Reef Cement 5 L

ARKA Reef Cement 5 L, 5 kg

  • For quick and safe bonding of reef, stone and ceramic structures
  • Free from toxins and heavy metal compounds
  • Hardens very quickly, offers an ideal area for settlement
£43.29 instead of £48.00 (£8.66 / kg)

Not available at the moment

ARKA myREEF-FRAG RACK, 32 Holes with Magnet

ARKA myREEF-​FRAG RACK, 32 Holes with Magnet

  • With magnet for flexible positioning
  • Hole diameter: 15 mm
  • Compatible with standard frag rocks
£56.26 instead of £62.50

Delivery by December 14