Seachem Australia Products Online - Aquaristic Online – Page 4

Skip to content

Your Cart is Empty

Have an account?

Log in to check out faster.

Your Cart

Loading...

Order special instructions

Order special instructions

Discount

Apply a discount code

Discount code

Discount code cannot be applied to your cart

Shipping discounts are shown at checkout after adding an address

Subtotal:

$0.00 AUD

Tax included and shipping and discounts calculated at checkout

I agree with the Terms and Conditions.

View Cart

Freshwater Category
- Freshwater Category
- Accessories
  
  Accessories
  3D Printing
  Breeding Accessories
  Fish Nets
  Magnet Cleaner
  Glass Cleaner
  Gravel Vacuum
  Hose & Tubing
  Hose Cleaner
  Tongs
  Feeding Tools
  Miscellaneous
  Tank Lid & Cover
- Aeration
  
  Aeration
  Air Store
  Battery Air Pump
  Pond Air Pump
  Aeration Accessories
  Air Pump
- Aquarium Background
- Aquarium / Fish Tank
  
  Aquarium / Fish Tank
  Marine Set Up
  Freshwater Set Up
  Paludarium Set Up
  Betta Tanks
  Plain Glass Tanks
- Aquarium Cabinet
- Aquascaping Tools
  
  Aquascaping Tools
  Accessories
  Algae Inhibitor
  Glue
  Scissors
  Tweezers
- Botanicals
- Ceramic Breeding Cave
- CO2 Equipment
  
  CO2 Equipment
  Regulator & Solenoid
  CO2 Reactor
  Diffuser, Bubble Counter & Checker
  CO2 Tubing
  CO2 Cylinder
  CO2 Splitter
- Dosing Pump
- Filtration
  
  Filtration
  Surface Skimmer
  Air Filter
  Canister Filter
  Hang-on Filter
  Internal Filter
  UV Filter
  Media Replacement
  Pond Filter
  Algae Reactor
  Sump Box
- Filter Media
  
  Filter Media
  Mechanical Media
  Biological Media
  Chemical Media
  Filter Socks
  Filter Bags
  Bioplastics
- Fish Food (By Brand)
  
  Fish Food (By Brand)
  Absolute
  Colour Boost
  Australian Black Worm
  Hikari
  Ocean Nutrition
  New Life Spectrum
  Saki Hikari
  SAS
  Vitalis
- Fish Food (By Type)
  
  Fish Food (By Type)
  Feeding Tools
  Live Food
  Frozen
  Fry / Baby
  Brine Shrimp Egg
  Betta
  Catfish
  Cichlid
  Dried Worms
  Discus
  Predator
  Shrimp
  Reptile / Turtle
  Tropical / Community
- Freshwater Supplement
  
  Freshwater Supplement
  Water Conditioner
  Bacteria Additive
  Ammonia Rid
  Water Clarity
  pH Buffer
  Cichlid
  Discus
  Betta
  Remineralizer
- Freshwater Shrimp Specialty
  
  Freshwater Shrimp Specialty
  Soil
  Food
  Supplement
  Equipment
- Glassware / Metal Lily Pipe
- Gravel / Substrate
  
  Gravel / Substrate
  Betta
  Soil / Fertilized Gravel
  Standard Gravel
  Shrimp Soil
  Coral Sand
  Mineral Mud
- Heating / Cooling
  
  Heating / Cooling
  Aquarium Fan
  Glass Heater
  Inline Heater
  Betta Heater
  Chiller
  Thermometer
  Plastic Heater
  Titanium Heater
- Lighting
  
  Lighting
  High Power LED
  Low Power LED
  Refugium Light
  Clip On
  Cables
  Bulbs
  Stand / Mounts / Hanging Kits
- Ornaments
- Medication
  
  Medication
  Fish Medication
  Coral Dip
  Aiptasia Control
  Garlic Additive
  Pest Control
  Cyanobacteria
- Mist Maker
- Paludarium / Terrarium
- Pest Trap
- Pond Products
  
  Pond Products
  Pond Pump
  Pond Air Pump
  Pond Filtration
  Pond Bacteria Additive
  Pond Biological Media
  Pond UV Sterilizer
  Pond Algaecide
- Plant Fertilizer
  
  Plant Fertilizer
  Liquid Fertilizer
  Fertilizer Tab
  Algae Fix
  Liquid CO2
- Pipe & Plumbing
- Pump - Powerhead
  
  Pump - Powerhead
  Internal & External Pump
  Powerhead
  Pond Pump
- RO System
- Rock / Driftwood
  
  Rock / Driftwood
  Rock
  Driftwood
  Coral Rock
- Spare Parts
  
  Spare Parts
  Aquael Spare Parts
  AquaClear Spare Parts
  Aqua Illumination Spare Parts
  Aqua One Spare Parts
  Ecotech Marine Spare Parts
  Eheim Spare Parts
  Fluval Spare Parts
  Oase Spare Parts
  Pond One Spare Parts
  Red Sea Spare Parts
  Seachem Spare Parts
  UV Aqua Spare Parts
  Kessil Spare Parts
- Turtle
- UV Filter
- Vacation Food / Automatic Feeder
- Water Testing
  
  Water Testing
  ICP
  Test Kit
  Refractometer
  Hydrometer
Marine Category
- Marine Category
- Accessories
  
  Accessories
  3D Prints
  Fish Nets
  Magnet Cleaner
  Glass Cleaner
  Gravel Vacuum
  Hose & Tubing
  Hose Cleaner
  Tongs
  Feeding Tools
  Miscellaneous
  Tank Lid & Cover
- Automatic Feeder
- Aquarium
- Coral Sand
- Coral Propagation
  
  Coral Propagation
  Glue & Putty
  Frag Plugs
  Frag Tools
  Egg Crate
- Fish Food ( By Type)
  
  Fish Food ( By Type)
  Live Food
  Fry / Baby
  Brine Shrimp Egg
  Marine Fish
  Coral
  Algae Sheet
  Frozen
- Fish Food (By Brand)
  
  Fish Food (By Brand)
  Aquaforest
  Hikari
  Ocean Nutrition
  Ocean Eats
  New Life Spectrum
  Polyp Lab
  Saki Hikari
  Vitalis
- Filter Media
  
  Filter Media
  Mechanical Media
  Chemical Media
  Biological Media
  Filter Socks
  Filter Bags
  Bioplastics
- Fleece Filter
- Heating / Cooling
  
  Heating / Cooling
  Chiller
  Glass Heater
  Inline Heater
  Plastic Heater
  Thermometer
  Titanium Heater
- Lighting
  
  Lighting
  Clip On
  Cables
  High Power LED
  Refugium Light
  Stand / Mounts / Hanging Kits
- Medication
  
  Medication
  Aiptasia Control
  Coral Dip
  Cyanobacteria
  Fish Medication
  Garlic Addictive
  Pest Control
- Main Pump
- Monitoring Device
- Pest Trap
- Pipe & Plumbing
- Protein Skimmer
  
  Protein Skimmer
  External Skimmer
  Hang On Skimmer
  Internal Skimmer
  Sump Skimmer
- Reverse Osmosis Unit (RO)
- Reef Specialty Equipment
  
  Reef Specialty Equipment
  Automatic Top Up (ATO)
  Algae Reactor
  CO2 Scrubber
  Calcium Reactor
  Dosing Pump
  Kalkwasser Stirrer
  Ozone
  Media Reactor
  Media Replacement
  Plankton Reactor
  UV Filter
- Salt
- Supplement - Marine
  
  Supplement - Marine
  Bacteria Addictive
  Calcium Reactor Media
  Coralline Booster
  Coral Supplement
  pH Balancer
  NO3 & PO4 Reducer
  Water Conditioner
- Water Testing
  
  Water Testing
  Hydrometer
  ICP
  Test Kit
  Refractometer
- Wavemaker
  
  Wavemaker
  Pulsating
  Non Pulsating
  Non Electrical
Brand
Marine Fish
Marine Inverts
Coral
Freshwater Fish
Live Plants
Shrimps & Snails

Home
Articles
Location & Trading Hours

Account

Orders Profile Other Sign In Options Sign In

Instagram
Facebook

Aquaristic Online

Home
Articles
Location & Trading Hours

Instagram
Facebook

Sign In

Account

Other Sign In Options Sign In Other Sign In Options Sign In

Profile Profile

Shop by

Freshwater Category
Marine Category
Brand
Marine Fish
Marine Inverts
Coral
Freshwater Fish
Live Plants
Shrimps & Snails

Search

Find What You're Looking for

Search

Seachem

Filter and sort

Filter and sort

241 products

Sort by:

Category

Remove All Remove All

Brand

Seachem 241

Remove All Remove All

Availability

In stock 241
Out of stock 0

Remove All Remove All

Remove All Remove All

241 products

Sort by:

Category

Brand

Seachem 241

Availability

In stock 241
Out of stock 0

Seachem Reef Carbonate 250ml

Seachem Reef Carbonate 250ml

$8.00

/ per

Stock: 16 units

Seachem Reef Carbonate

Seachem Reef Carbonate 2L

$44.00

/ per

Stock: 3 units

Seachem Reef Plus 250ml

Seachem Reef Plus 250ml

$17.00

/ per

Stock: 5 units

Seachem Reef Plus 500ml

Seachem Reef Plus 500ml

$19.00

/ per

Stock: 6 units

Seachem Reef Plus 2L

Seachem Reef Plus 2L

$89.00

/ per

Stock: 2 units

Seachem Reef Trace 250ml

Seachem Reef Trace 250ml

$12.00

/ per

Stock: 4 units

Seachem Reef Trace 500ml

Seachem Reef Trace 500ml

$23.00

/ per

Stock: 4 units

Seachem Reef Trace 2L

Seachem Reef Trace 2L

$89.00

/ per

Stock: 1 unit

Seachem Reef Strontium 250ml

Seachem Reef Strontium 250ml

$16.00

/ per

Stock: 2 units

Seachem Reef Strontium 500ml

Seachem Reef Strontium 500ml

$24.00

/ per

Stock: 3 units

Seachem Reef Iodide 250ml

Seachem Reef Iodide 250ml

$15.00

/ per

Stock: 1 unit

Seachem Reef Iodide 500ml

Seachem Reef Iodide 500ml

$24.00

/ per

Stock: 2 units

Seachem Reef Iodide 2L

Seachem Reef Iodide 2L

$86.00

/ per

Stock: 1 unit

Seachem Reef Phytoplankton 250ml

Seachem Reef Phytoplankton 250ml

$19.00

/ per

Stock: 5 units

Seachem Reef Phytoplankton 500ml

Seachem Reef Phytoplankton 500ml

$35.00

/ per

Stock: 4 units

Seachem Zooplankton

Seachem Zooplankton 250ml

$19.00

/ per

Stock: 3 units

Seachem Reef Zooplankton 500ml

Seachem Reef Zooplankton 500ml

$35.00

/ per

Stock: 3 units

Seachem Reef Fusion 1 500ml

Seachem Reef Fusion 1 500ml

$19.00

/ per

Stock: 5 units

Seachem Reef Fusion 1 1L

Seachem Reef Fusion 1 1L

$31.00

/ per

Stock: 3 units

Seachem Reef Fusion 1 2L

Seachem Reef Fusion 1 2L

$46.00

/ per

Stock: 1 unit

Seachem Reef Fusion 2 1L

Seachem Reef Fusion 2 1L

$31.00

/ per

Stock: 9 units

Seachem Reef Fusion 2 500ml

Seachem Reef Fusion 2 500ml

$19.00

/ per

Stock: 9 units

Seachem Reef Fusion 2 2L

Seachem Reef Fusion 2 2L

$46.00

/ per

Stock: 1 unit

Seachem Marine Buffer 1kg

Seachem Marine Buffer 1kg

$52.00

/ per

Stock: 2 units

Seachem Reef Buffer 1kg

Seachem Reef Buffer 1kg

$45.00

/ per

Stock: 2 units

Seachem Reef Builder 1.2kg

Seachem Reef Builder 1.2kg

$48.00

/ per

Stock: 12 units

Seachem Reef Builder 4kg

Seachem Reef Builder 4kg

$144.00

/ per

Stock: 1 unit

Seachem Reef Advantage Calcium 1kg

Seachem Reef Advantage Calcium 1kg

$55.00

/ per

Stock: 4 units

Seachem Reef Advantage Calcium 4kg

Seachem Reef Advantage Calcium 4kg

$197.00

/ per

Stock: 2 units

Seachem Reef Advantage Magnesium 1.2kg

Seachem Reef Advantage Magnesium 1.2kg

$29.00

/ per

Stock: 3 units

Seachem Reef Advantage Magnesium 4kg

Seachem Reef Advantage Magnesium 4kg

$99.00

/ per

Out of Stock

Seachem Reef Advantage Strontium 1.2kg

Seachem Reef Advantage Strontium 1.2kg

$34.00

/ per

Stock: 1 unit

Seachem Reef Kalkwasser 1kg

Seachem Reef Kalkwasser 1kg

$46.00

/ per

Stock: 2 units

Seachem Digital Spoon Scale

Seachem Digital Spoon Scale

$51.00

/ per

Stock: 1 unit

Seachem CO2 Diffuser Bubble Counter

Seachem Glass Diffuser Bubble Counting 17mm

$39.00

/ per

Stock: 17 units

Seachem CO2 Diffuser Beetle

Seachem Glass Diffuser Beetle 27mm

$39.00

/ per

Stock: 6 units

Seachem CO2 Diffuser Slanted

Seachem Glass Diffuser Slanted

$39.00

/ per

Stock: 13 units

Seachem CO2 pH Checker

Seachem Glass pH Checker 25mm

$21.00

/ per

Stock: 2 units

Seachem Indicator Solution

Seachem Indicator Solution

$8.00

/ per

Stock: 3 units

Seachem Tidal 35 Foam Sponge - 2 Pack

Seachem Tidal 35 Foam Sponge - 2 Pack

$12.50

/ per

Stock: 1 unit

Show More Show More

Home Shop Account

Contact Information

(02) 8399 1314

657 Botany Rd
Rosebery NSW 2018

Trading Hours

Mon 10am-6pm
Tue Closed
Wed 10am-6pm
Thu 10am-6pm
Fri 10am-6pm
Sat 10am-6pm
Sun 11am-4pm

Company

About Us
Shipping Policy
Privacy Policy
Refund policy
Price Match Policy
FAQs
Terms & Conditions
Articles

Subscribe for Exclusive Offers

Sign up for our e-mail and be the first who know our special offers!

Email

By clicking the button you agree to the Privacy Policy and Terms and Conditions.

instagramcom/aquaristicaustralia/
facebookcom/AquaristicAustralia/

© 2026 Aquaristiconline. All Right Reserved

Choosing a selection results in a full page refresh.
Opens in a new window.