Collection: Monthly Specials

This month's specials on fish, plants and supplies at Arium. Deals change monthly, so check back often.

Filter and sort

Filter and sort

14 products

14 products

  • Substrate & Hardscape

    (15lbs) CaribSea Dry Crushed Coral Aragonite Seafloor Special Grade Reef Sand

    CaribSea Aragonite Special Grade Reef Sand is an ideal, natural substrate for marine, reef, and cichlid aquariums. This pristine ocean sand helps create a natural biological...

    Regular price $29.99 USD
    Regular price Sale price $29.99 USD
  • Substrate & Hardscape

    Red Canyon Lava Rock Aquascaping Stone by the pound

    Bold and Beautiful, Black river Rock will make a spectacular addition to any freshwater aquascape. Black River Rocks are all natural, no paints, dyes, or plastic coatings. All natural...

    Regular price $6.99 USD
    Regular price Sale price $6.99 USD
  • Substrate & Hardscape

    (40lbs) CaribSea Dry Crushed Coral Aragonite Seafloor Special Grade Reef Sand

    CaribSea Aragonite Special Grade Reef Sand is an ideal, natural substrate for marine, reef, and cichlid aquariums. This pristine ocean sand helps create a natural biological...

    Regular price $79.99 USD
    Regular price Sale price $79.99 USD
  • Substrate & Hardscape

    (20lbs) CaribSea Super Naturals Jungle River Freshwater Substrate

    Create a supernatural experience by re-creating the natural world in your home. Enjoy a piece of the Rio Negro as it winds its way through dark...

    Regular price $36.99 USD
    Regular price Sale price $36.99 USD
  • Substrate & Hardscape

    (5lbs) CaribSea Super Naturals Freshwater Substrate Moonlight Sand

    Create a supernatural experience by re-creating the natural world in your home. Enjoy a piece of the Rio Negro as it winds its way through dark...

    Regular price $7.99 USD
    Regular price Sale price $7.99 USD
  • Substrate & Hardscape

    (5lbs) CaribSea Super Naturals Jelly Beans Freshwater Substrate

    Create a supernatural experience by re-creating the natural world in your home. Enjoy a piece of the Rio Negro as it winds its way through dark...

    Regular price $7.99 USD
    Regular price Sale price $7.99 USD
  • Substrate & Hardscape

    (5lbs) CaribSea Super Naturals Freshwater Substrate Crystal River

    Create a supernatural experience by re-creating the natural world in your home. Enjoy a piece of the Rio Negro as it winds its way through dark...

    Regular price $7.99 USD
    Regular price Sale price $7.99 USD
  • Substrate & Hardscape

    (20lbs) CaribSea Eco-Complete Cichlid Substrate White

    CaribSea Eco Complete Freshwater African Cichlid Sand is a minereralogically complete aragonite substrate. This special sand maintains the high pH African Cichlids need without the constant...

    Regular price $49.99 USD
    Regular price Sale price $49.99 USD
  • Substrate & Hardscape

    (20lbs) CaribSea Eco-Complete Aquarium Substrate Red

    CaribSea Eco-Complete Planted Aquarium Substrate is mineralogically and biologically complete substrate for planted aquariums that comes in live water that contains purifying bacteria. Mineralogically and biologically...

    Regular price $49.99 USD
    Regular price Sale price $49.99 USD
  • Substrate & Hardscape

    (20lbs) CaribSea Eco-Complete Planted Aquarium Substrate

    CaribSea Eco-Complete Planted Aquarium Substrate is mineralogically and biologically complete substrate for planted aquariums that comes in live water that contains purifying bacteria. Mineralogically and biologically...

    Regular price $49.99 USD
    Regular price Sale price $49.99 USD
  • Substrate & Hardscape

    Caribsea South Sea Base Rock by the pound

    Natural weathering processes form the fantastic shapes of CaribSea South Seas Base Rock by the erosion and pitting of limestone over the course of eons. It...

    Regular price $8.99 USD
    Regular price Sale price $8.99 USD
  • Substrate & Hardscape

    (10lbs) CaribSea Eco-Complete Planted Aquarium Substrate

    CaribSea Eco-Complete Planted Aquarium Substrate is mineralogically and biologically complete substrate for planted aquariums that comes in live water that contains purifying bacteria. Mineralogically and biologically...

    Regular price $29.99 USD
    Regular price Sale price $29.99 USD