Best Saltwater Fish For 4gallon Tank

TARARIUM Quiet Aquarium 2-15 Gallon Internal Filter, 79 GPH Water Pump 3 in 1 Air Adjustable Pump, Rain Type,Multifunctional Submersible for Betta Fish Goldfish Turtle Tank

  • ...s + 4 bag of ceramic media balls + 4 pare sponges.This aquarium filter must be used with an air pupm and a standard size 4mm air hose..
  • 【Max Suit for 55GAL Fish Tank】Compatible with 2 suction cups, can be installed anywhere and can be easily hidden on the back wall of the aquarium. Suitable for freshwater & saltwater and all kinds of ornamental fish breeding, breeding and fish formation, especially for colorful fairy, small fish,shrimp tank, betta tank etc..
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AQUANEAT Sponge Filter, Corner Fish Tank Filter, for Breeding Shrimp Nano Fish Tank (Up to 15Gal)

  • Perfect for Use-Sponge filter provides filtration, works great and for longer life..
  • Soft Sponge Material-Unique cylindrical shape 6 vertical stripe sponge design, traps floating debris and won't suck up your fish..
  • How to Use-Using an air hose, connect one end to you air pump and the other end to this filter, and equipped with a check valve on air hose to avoid water back-flow and air pump damage due to power outage. It is a great way to clean your fish tanks..
  • Easy to Set up-All parts of the sponge filter are detachable so as to clean, simply squeeze the sponges in tank water..
  • Max Tank Size-Fits for 5 to 10 Gallon freshwater or saltwater fish tank..
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JEREPET 200W Aquarium Heater Fish Tank Submersible Heater with LED Temperature Display and External Temperature Control,Suitable for Mini Freshwater and Saltwater Tank

  • Specification:200W aquarium heater,suitable for the tank from 25 to 45 gallons,temperature range:68-94°F.
  • 5 feet cable ,AC 110-120V,mini size :2.2*4.7*1.1 inches.
  • Over-temperature and low water level protect:Jerepet 200W submersible fish tank heater will be automatically stop heating when temperature over 95℉(35℃) or the heater out of water, safety of your fish, turtle and frog.
  • External Controller:preset the temperature by pressing the button on the cable ,safty and easy to use.
  • LED digital display:real time LED termperature and working status digital display,no need another thermometer.
  • Marine water and fresh water use: can be used in saltwater or freshwater tanks, used as turtle tank heater, betta fish tank heater frogs newts tank heater.
  • NOTE:This heater have the step heating feature, the heater will turn off and on automaticlly.
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Lefunpets Sponge Filter Breeding Fry Betta Shrimp Nano Fish Tank for Aquarium Fish Tank 5 Gal-25 Gal

  • Perfect for Use-Sponge filter provides filtration, works great and for longer life..
  • Soft Sponge Material-Unique cylindrical shape 6 vertical stripe sponge design, traps floating debris and won't suck up your fish..
  • How to Use-Using an air hose, connect one end to you air pump and the other end to this filter, and equipped with a check valve on air hose to avoid water back-flow and air pump damage due to power outage. It is a great way to clean your fish tanks..
  • Easy to Set up-All parts of the sponge filter are detachable so as to clean, simply squeeze the sponges in tank water..
  • Max Tank Size-Fits for up to 25 Gallon freshwater or saltwater fish tank..
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Fish Tank (The Criterion Collection) [Blu-ray]

  • ...cor size about 5.5*2.1*4.3’’(L*W*H), so it will fit easily in almost any home fish tank. Perfectly size for a 3 gallon to 20 gallon aquariums..
  • Made Of Safe And Durable Resin--This fish tank sunken ship is crafted with great attention to detail, safe for freshwater and saltwater aquariums, also it won't fade when the time goes long. The aquarium ornament shipwreck has a sturdy base, you don’t need to worry about it floating around once you place it underwater..
  • Decorate Your Aquarium--The realistic sunken shipwreck decorations painted with detail and colors, increase the natural scenery in your fish tank. Impress guests and give realistic feel and excitement, this fun aquarium decoration will add magic instantly to your tank!.
  • Easy To Maintain--Just use a soft brush to wash away dirt in clean water. It won't have any effect on the water quality, also won't rot. NOT need take a lot of time to maintain it..
  • Stable Packing--Each aquarium ship ornaments is carefully packed to ensure that it is complete without flawed and perfectly delivered to your hands. If any problems just fee....
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JAJALE 50 Gallon Aquarium Fish Tank LED Light Pump Freshwater Filter Upright Fishtank Stand Bundle Straight Corners Ultra Clear Tempered Glass with Complete Aquarium Setup (All Black)

  • ...te transparent glass ("crystal glass"), which can withstand the damage and impact in daily life, and is very durable. Resistant to scratches, fingerprints, and acids/alkali. The visible light transmittance is greater than 91.5%. The thickness of glass: 0.315 inches..
  • The frame of the fish tank is all metal to resist saltwater erosion. It will never deform or fade. Dimensions(inches): 31.5 (L) x 14.2 (W) x 25.6 (H). Water Actual Capacity: 46 Gallons. Including professional aquatic LED tri-color lighting source. It can breed marine life, corals, Arowanas, aquatic plants, and landscape water features. Add a sense of luxury to your home or office..
  • Products include cabinet, water pump(22W 320 GPH), and filtration system with filter media. The dimensions of the aluminum all-metal frame are: 31.5 (L) x 14.2 (W) x 25.6 (H) inches. The frame can resist tension and torque deformation caused by heavy loads. Corrosion-resistant, easy to clean and maintain. Can keep the water clean for a long time..
  • Inner size of filtration system sink(inches):26 (L) x 9.9 (W) x 12.6 (H), Water Actual Capacity: 4 Gallons. Fish tank All glass is bonded by German original ultra-long-lasting biophilic silica gel, which can resist saltwater erosion for up to 20 years..
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JAJALE 40 Gallon Aquarium Fish Tank LED Light Pump Freshwater Filter Upright Fishtank Stand Bundle Straight Corners Ultra Clear Tempered Glass with Complete Aquarium Setup (Red Wood)

  • ...h can withstand the damage and impact in daily life, and is very durable. Resistant to scratches, fingerprints, and acids/alkali. The visible light transmittance is greater than 91.5%. The thickness of glass: 0.315 inches..
  • The frame of the fish tank is all metal to resist saltwater erosion. It will never deform or fade. Dimensions(inches): 23.6 (L) x 14 (W) x 25.6 (H). Water Actual Capacity: 36 Gallons. Including professional aquatic LED tri-color lighting source. It can breed marine life, corals, Arowanas, aquatic plants, and landscape water features. Add a sense of luxury to your home or office..
  • Products include cabinet, water pump(18W 210 GPH), and filtration system with filter media. The dimensions of the aluminum all-metal frame are: 23.6 (L) x 14 (W) x 25.6 (H) inches. The frame can resist tension and torque deformation caused by heavy loads. Corrosion-resistant, easy to clean and maintain. Can keep the water clean for a long time..
  • Inner size of filtration system sink(inches):20 (L) x 9.9 (W) x 12.6 (H), Water Actual Capacity: 4 Gallons. Fish tank All glass is bonded by German original ultra-long-lasting biop....
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JAJALE 40 Gallon Aquarium Fish Tank LED Light Pump Freshwater Filter Upright Fishtank Stand Bundle Straight Corners Ultra Clear Tempered Glass with Complete Aquarium Setup (All Black)

  • ...h can withstand the damage and impact in daily life, and is very durable. Resistant to scratches, fingerprints, and acids/alkali. The visible light transmittance is greater than 91.5%. The thickness of glass: 0.315 inches..
  • The frame of the fish tank is all metal to resist saltwater erosion. It will never deform or fade. Dimensions(inches): 23.6 (L) x 14 (W) x 25.6 (H). Water Actual Capacity: 36 Gallons. Including professional aquatic LED tri-color lighting source. It can breed marine life, corals, Arowanas, aquatic plants, and landscape water features. Add a sense of luxury to your home or office..
  • Products include cabinet, water pump(18W 210 GPH), and filtration system with filter media. The dimensions of the aluminum all-metal frame are: 23.6 (L) x 14 (W) x 25.6 (H) inches. The frame can resist tension and torque deformation caused by heavy loads. Corrosion-resistant, easy to clean and maintain. Can keep the water clean for a long time..
  • Inner size of filtration system sink(inches):20 (L) x 9.9 (W) x 12.6 (H), Water Actual Capacity: 4 Gallons. Fish tank All glass is bonded by German original ultra-long-lasting biop....
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JAJALE 50 Gallon Aquarium Fish Tank LED Light Pump Freshwater Filter Upright Fishtank Stand Bundle Straight Corners Ultra Clear Tempered Glass with Complete Aquarium Setup (White Oak)

  • ...h can withstand the damage and impact in daily life, and is very durable. Resistant to scratches, fingerprints, and acids/alkali. The visible light transmittance is greater than 91.5%. The thickness of glass: 0.315 inches..
  • The frame of the fish tank is all metal to resist saltwater erosion. It will never deform or fade. Dimensions(inches): 31.5 (L) x 14.2 (W) x 25.6 (H). Water Actual Capacity: 46 Gallons. Including professional aquatic LED tri-color lighting source. It can breed marine life, corals, Arowanas, aquatic plants, and landscape water features. Add a sense of luxury to your home or office..
  • Products include cabinet, water pump(22W 320 GPH), and filtration system with filter media. The dimensions of the aluminum all-metal frame are: 31.5 (L) x 14.2 (W) x 25.6 (H) inches. The frame can resist tension and torque deformation caused by heavy loads. Corrosion-resistant, easy to clean and maintain. Can keep the water clean for a long time..
  • Inner size of filtration system sink(inches):26 (L) x 9.9 (W) x 12.6 (H), Water Actual Capacity: 4 Gallons. Fish tank All glass is bonded by German original ultra-long-lasting ....
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hygger 100W Aquarium Heater, Ultra Short Quartz Fish Tank Heater with LED Digital Display Thermostat Controller for 5-26 Gallon Freshwater Saltwater Tank

  • ...roller with LED digital display, without getting hands wet. Each press of the submersible heater will change the set temperature by 1℉(1℃). Press and hold it for 5 seconds to toggle between Celsius and Fahrenheit..
  • 【Full Submersible Heater】100w aquarium heater is suitable for 5-26Gal fish tank freshwater and saltwater tanks. Memory function it remembers the temperature you set it when the power fails. THREE suction cup bracket, can stably fix the heater in every corner of the fish tank.e changing water or removing heater. Make sure the heating rod is completely submerged in water and there is enough water flow and water circulation in fish tank when using the heater.
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