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      • Pondless Waterfalls
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      • RPE Liners
      • Box-Welded Liners
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      • PVC Hose & Pipe
      • Tubing & Hose
      • Fittings & Valves
      • Auto Fill Valves
      • Bottom Drains
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      • Koi Viewing Windows
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      • LED Lights
      • Color-Changing Lights
      • Decorative
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      • Predator Control
    • Cleaning & Maintenance
      • Care & Maintenance
      • Pond Vacuums
      • Seasonal Supplies
    • Seasonal Pond Care
      • Pond Heaters & De-Icers
      • Cold Water Bacteria
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      • UV Bulbs, Sleeves & Parts
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      • All Koi Food
      • Staple Food
      • Color-Enhancing Food
      • Growth Food
      • Winter & Wheat Germ
      • Floating Koi Food
      • Sinking Koi Food
      • Koi Treats
      • Automatic Feeders
    • Fish Health
      • Koi Medications
      • Koi Parasite Treatments
      • Pond Salt
      • Quarantine Supplies
      • Koi Show Tanks
    • Water Treatments
      • All Water Treatments
      • Beneficial Bacteria
      • Algae Control
      • Water Conditioners
      • Ammonia Removers & Binders
      • Sludge & Muck Removers
      • Pond Clarifiers
    • Natural & Testing
      • Pond Test Kits
      • Barley Straw
      • Pond Dye
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    • Butterfly Koi
    • Japanese Koi
    • Premium & Show Koi
    • Kodama Koi Farm
    • Dainichi Koi Farm
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    • Hardy Water Lilies
      • All Hardy Water Lilies
      • Red Hardy Lilies
      • Pink Hardy Lilies
      • White Hardy Lilies
      • Yellow Hardy Lilies
      • Peach & Orange Hardy Lilies
      • Dwarf & Small Water Lilies
    • Tropical Water Lilies
      • All Tropical Water Lilies
      • Day Blooming Tropical Lilies
      • Night Blooming Tropical Lilies
      • Blue & Purple Tropical Lilies
    • Lotus
      • All Lotus
      • Bowl & Miniature Lotus
      • Dwarf & Small Lotus
      • Medium Lotus
      • Large Pond Lotus
      • Red Lotus
      • Pink Lotus
      • White Lotus
      • Yellow Lotus
      • Multi-Color Lotus
      • Multi-Petal & Double Lotus
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    • Marginal / Shallow Water Plants
      • All Marginal Plants
      • Bog & Moist Soil Plants
      • Shallow Water Plants (0 to 6 in)
      • Tall Pond Plants
      • Plants for Shade
    • Oxygenating Plants
    • Canna Lilies
    • Water Iris
      • All Water Iris
      • Louisiana Iris
      • Japanese Iris
      • Pseudata Iris
    • Taro Plants
    • Plant Supplies
  • Shop by Brand
    • Anjon
    • API Pond Care
    • Aqua Meds
    • Aqua Ultraviolet
    • AquaDyne
    • Aquascape
    • Atlantic Water Gardens
    • Blue Thumb
    • Carlisle
    • DreamPond
    • EasyPro
    • Evolution Aqua
    • Firestone PondGard
    • GC Tek
    • Helix Life Support
    • Hikari
    • Kodama Koi Farm
    • Koi Care Kennel
    • Koi Pharma
    • Laguna
    • Matala
    • MDM Pumps - Sequence & ValuFlo
    • Microbe-Lift
    • Nijikawa
    • KoiGuard
    • Nualgi Ponds
    • OASE
    • PerformancePro
    • PondMAX
    • Savio
    • Teton
    • Ultra Balance
    • SuperNatural
  • Learning Center
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      • Getting Started With Koi Ponds
      • Building Your Koi Pond
      • Bottom Drain Planning
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      • Pump-Fed Drum Filter Simulator
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      • UV Sterilizers & Clarifiers
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Pond Filtration Basics

External vs Submersible Pond Pumps: Which Is Right for Your Koi Pond?

external pond pumpPlay It KoiApr 07, 2026

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