Skip to content

Fish

At the Online Pet Depot we have something for all types of fish. We have a large range to cover all areas of aquatic care from air pumps to heaters to water treatment. 

  • Original price $3.99 - Original price $3.99
    Original price
    $3.99
    $3.99 - $3.99
    Current price $3.99

    Percell Filter Sponge Packs

    Percell
    In stock

    Keep your pet fish happy and healthy!  These sponges will create crystal clear water in your aquarium. The filter pad absorbs residual medications,...

    View full details
    Original price $3.99 - Original price $3.99
    Original price
    $3.99
    $3.99 - $3.99
    Current price $3.99
  • Original price $10.99 - Original price $10.99
    Original price
    $10.99
    $10.99 - $10.99
    Current price $10.99

    Australian Pets Mini pH Test Kit

    Australian Pets
    In stock

    Australian Pet Supplies Mini pH Test Kit is a quick and easy way to test the pH level of your aquarium or pond water. The pH of aquarium water is v...

    View full details
    Original price $10.99 - Original price $10.99
    Original price
    $10.99
    $10.99 - $10.99
    Current price $10.99
  • Original price $6.99 - Original price $9.99
    Original price
    $6.99 - $9.99
    $6.99 - $9.99
    Current price $6.99

    Fish Breeder Net

    Unbranded
    Low stock

    Easy and effective aquarium net for separating baby fry or pregnant fish. Ideal to temporarily house injured or aggressive fish. Fixes to tank with...

    View full details
    Original price $6.99 - Original price $9.99
    Original price
    $6.99 - $9.99
    $6.99 - $9.99
    Current price $6.99
  • Original price $3.99 - Original price $5.99
    Original price
    $3.99 - $5.99
    $3.99 - $5.99
    Current price $3.99

    Jens Silicone Airline

    Unbranded
    In stock

    This aquarium airline is great for use with aquarium ornaments, air pumps and filters. Suits 4mm air pumps or ornaments.  Length: 2.5cm or 4cm  Mat...

    View full details
    Original price $3.99 - Original price $5.99
    Original price
    $3.99 - $5.99
    $3.99 - $5.99
    Current price $3.99
  • Original price $8.99 - Original price $8.99
    Original price
    $8.99
    $8.99 - $8.99
    Current price $8.99

    Australian Pets Algae Blocks

    Australian Pets
    Low stock

    Eliminate algae from your aquarium with the Australian Pets Algae Eliminator. This block will help to maintain a healthy environment for your fish....

    View full details
    Original price $8.99 - Original price $8.99
    Original price
    $8.99
    $8.99 - $8.99
    Current price $8.99
  • Original price $14.99 - Original price $14.99
    Original price
    $14.99
    $14.99 - $14.99
    Current price $14.99

    Australian Pets Junior PH Test K

    Australian Pets
    Low stock

    Australian Pet Supplies Junior pH Test Kit is one stop shop for testing and treatment of the pH of your aquarium and pond water. The pH of aquarium...

    View full details
    Original price $14.99 - Original price $14.99
    Original price
    $14.99
    $14.99 - $14.99
    Current price $14.99
  • Original price $3.99 - Original price $3.99
    Original price
    $3.99
    $3.99 - $3.99
    Current price $3.99

    PetWorx Aquarium Glass Thermometer

    Petworx
    In stock

    The PetWorx glass thermometer displays in Fahrenheit and Celsius and has a Temperature Range of 0-44 Degrees Celsius and comes on colour blister ca...

    View full details
    Original price $3.99 - Original price $3.99
    Original price
    $3.99
    $3.99 - $3.99
    Current price $3.99
  • Original price $3.99 - Original price $3.99
    Original price
    $3.99
    $3.99 - $3.99
    Current price $3.99

    Stick On Digital Thermometer

    Atman
    Low stock

    Water Temperature for your fish tank is one of the key important parameters to get right.  The wrong temperature can hurt your fish.  If too cold, ...

    View full details
    Original price $3.99 - Original price $3.99
    Original price
    $3.99
    $3.99 - $3.99
    Current price $3.99
  • Original price $5.99 - Original price $5.99
    Original price
    $5.99
    $5.99 - $5.99
    Current price $5.99

    Australian Pets PH Down

    Australian Pets
    Low stock

    Pets PH Down helps fish keepers control the acidity and alkalinity of their water to create the perfect conditions for their fish to thrive. Differ...

    View full details
    Original price $5.99 - Original price $5.99
    Original price
    $5.99
    $5.99 - $5.99
    Current price $5.99
  • Original price $6.99 - Original price $12.99
    Original price
    $6.99 - $12.99
    $6.99 - $12.99
    Current price $6.99

    AquaClear Carbon

    AquaClear
    Low stock

    This AquaClear product improves water clarity for fresh and saltwater aquariums. The AquaClear range provides superior adsorption qualities which e...

    View full details
    Original price $6.99 - Original price $12.99
    Original price
    $6.99 - $12.99
    $6.99 - $12.99
    Current price $6.99
  • Original price $6.99 - Original price $14.99
    Original price
    $6.99 - $14.99
    $6.99 - $14.99
    Current price $6.99

    Aquaclear Ammonia Remover

    AquaClear
    Low stock

    AquaClear Ammonia Remover is ideal for new or heavily populated freshwater aquariums. It removes and controls harmful ammonia and nitrite, creating...

    View full details
    Original price $6.99 - Original price $14.99
    Original price
    $6.99 - $14.99
    $6.99 - $14.99
    Current price $6.99
  • Original price $5.99 - Original price $17.99
    Original price
    $5.99 - $17.99
    $5.99 - $17.99
    Current price $5.99

    Australian Pets Water Ager

    Australian Pets
    Low stock

    Australian Pets Water Ager makes tap water safe for fish removing harmful chlorine and chloramines. Suitable for both fresh and saltwater aquariums...

    View full details
    Original price $5.99 - Original price $17.99
    Original price
    $5.99 - $17.99
    $5.99 - $17.99
    Current price $5.99
  • Original price $6.99 - Original price $6.99
    Original price
    $6.99
    $6.99 - $6.99
    Current price $6.99

    Australian Pets Vacation Block

    Australian Pets
    In stock

    Australian Pet Supplies Vacation Block is suitable for all freshwater aquariums and ponds. The Vacation Block when placed in your aquarium will slo...

    View full details
    Original price $6.99 - Original price $6.99
    Original price
    $6.99
    $6.99 - $6.99
    Current price $6.99
  • Original price $2.49 - Original price $4.49
    Original price
    $2.49 - $4.49
    $2.49 - $4.49
    Current price $2.49

    Aquarium Plants

    The Online Pet Depot AU
    Low stock

    Bring your aquarium to life with these colours artificial life like plants. Guaranteed to brighten up any tank!  These high-quality artificial aqua...

    View full details
    Original price $2.49 - Original price $4.49
    Original price
    $2.49 - $4.49
    $2.49 - $4.49
    Current price $2.49
  • Original price $3.49 - Original price $3.49
    Original price
    $3.49
    $3.49 - $3.49
    Current price $3.49

    Cone Shape Worm Feeder

    Unbranded
    Low stock

    This worm feeder is a suction cup which securely attaches to your aquarium and allows for a slow release of worms into the aquarium. This is easy t...

    View full details
    Original price $3.49 - Original price $3.49
    Original price
    $3.49
    $3.49 - $3.49
    Current price $3.49
  • Original price $14.99 - Original price $16.99
    Original price
    $14.99 - $16.99
    $14.99 - $16.99
    Current price $14.99

    PetWorx Aquarium Gravel Cleaner

    Petworx
    Low stock

    Keep your fish tank clean and sparkling by cleaning your aquarium gravel regularly.  Plastic Gravel Vac has tube hose 4cm thick x 150cm long The 4c...

    View full details
    Original price $14.99 - Original price $16.99
    Original price
    $14.99 - $16.99
    $14.99 - $16.99
    Current price $14.99
  • Original price $10.00
    Original price $10.00 - Original price $10.00
    Original price $10.00
    Current price $5.00
    $5.00 - $5.00
    Current price $5.00

    Round Ring Aquarium Air Stone

    The Online Pet Depot AU
    Low stock

    This round air stone plays a valuable role by replacing oxygen in the water, distributing air evenly through your tank for better fish health. Thes...

    View full details
    Original price $10.00
    Original price $10.00 - Original price $10.00
    Original price $10.00
    Current price $5.00
    $5.00 - $5.00
    Current price $5.00
    Save 50% Save %
  • Original price $4.99 - Original price $4.99
    Original price
    $4.99
    $4.99 - $4.99
    Current price $4.99

    2.5cm Air Stones 2 Pack

    The Online Pet Depot AU
    Low stock

    Air stones play a valuable role by replacing oxygen in the water, distributing air evenly through your tank for better fish health. These gentle bu...

    View full details
    Original price $4.99 - Original price $4.99
    Original price
    $4.99
    $4.99 - $4.99
    Current price $4.99
  • Original price $12.00
    Original price $12.00 - Original price $12.00
    Original price $12.00
    Current price $4.00
    $4.00 - $4.00
    Current price $4.00

    Percell Aquarium Air Stone

    Percell
    Low stock

    Air Stones circulate aquarium water, generating oxygen whilst providing environmental enrichment. This blue air stone will not only improve the liv...

    View full details
    Original price $12.00
    Original price $12.00 - Original price $12.00
    Original price $12.00
    Current price $4.00
    $4.00 - $4.00
    Current price $4.00
    Save 67% Save %
  • Original price $3.99 - Original price $3.99
    Original price
    $3.99
    $3.99 - $3.99
    Current price $3.99

    50mm Aquarium Air Stones

    The Online Pet Depot AU
    In stock

    Air Stones circulate aquarium water, generating oxygen whilst providing environmental enrichment. By breaking the surface tension of the water, oxy...

    View full details
    Original price $3.99 - Original price $3.99
    Original price
    $3.99
    $3.99 - $3.99
    Current price $3.99
  • Original price $1.99 - Original price $1.99
    Original price
    $1.99
    $1.99 - $1.99
    Current price $1.99

    Aquarium Air Check Valves

    The Online Pet Depot AU
    In stock

    These one-way check valves are high quality and made of durable plastic, small and compact and easy to install. These are a great way check valve f...

    View full details
    Original price $1.99 - Original price $1.99
    Original price
    $1.99
    $1.99 - $1.99
    Current price $1.99
  • Original price $26.99 - Original price $26.99
    Original price
    $26.99
    $26.99 - $26.99
    Current price $26.99

    PetWorx Dual Outlet Air Pump WXA-201

    PetWorx
    Low stock

    High Air Delivery Low Power Consumption Very Quiet Operation High Quality ABS Plastic Case Twin Outlet Rheostat Control: YES Output: 2X 2.0L/MIN P...

    View full details
    Original price $26.99 - Original price $26.99
    Original price
    $26.99
    $26.99 - $26.99
    Current price $26.99
  • Original price $22.99 - Original price $22.99
    Original price
    $22.99
    $22.99 - $22.99
    Current price $22.99

    PetWorx Single Outlet Air Pump WXA-102

    Petworx
    Out of stock

    High Air Delivery Low Power Consumption Very Quiet Operation High Quality ABS Plastic Case Single Outlet Rheostat Control: YES Output: 2.0L/MIN Pr...

    View full details
    Original price $22.99 - Original price $22.99
    Original price
    $22.99
    $22.99 - $22.99
    Current price $22.99
    Sold out
  • Original price $21.99 - Original price $31.99
    Original price
    $21.99 - $31.99
    $21.99 - $31.99
    Current price $21.99

    PetWorx Aquarium Heater

    Petworx
    Low stock

    - Fully submersible, thermostatically controlled with light indicator. - Made of high-quality flame-retardant plastic, durable heating elements &am...

    View full details
    Original price $21.99 - Original price $31.99
    Original price
    $21.99 - $31.99
    $21.99 - $31.99
    Current price $21.99