YAFAN Insights

Practical Guidance for Aquaponics Projects.

Buyer guides, system comparisons and project-planning checklists for farms, greenhouse developers, schools and international procurement teams.

Healthy aquaponics seedlings beside media bed, DWC raft and NFT growing modules in a greenhouse
how to add plants to an aquaponics system

How Do You Add Plants to an Aquaponics System? A Step-by-Step Transplanting Guide

Learn how to add seedlings, plugs and cuttings to media-bed, DWC and NFT aquaponics systems while reducing transplant shock, soil contamination and pest risk.

October 2026 · 18 min readRead article
Commercial aquaponics system with fish feed storage, source-water tank, filters and plant grow beds
how minerals get into aquaponics systems

How Do Minerals Enter an Aquaponics System? Feed, Water, Mineralization and Supplements

Understand how fish feed, source water, waste mineralization, pH buffers and supplements add minerals to aquaponics—and why availability still depends on pH and system management.

October 2026 · 19 min readRead article
Aquaponics water sample beside potassium test equipment in a clean greenhouse laboratory area
how to measure potassium in an aquaponic system

How Do You Measure Potassium in an Aquaponic System? Testing Methods and Limitations

Compare laboratory ICP, photometric tests and potassium ion-selective electrodes for aquaponics, including sampling, calibration, interference and result interpretation.

October 2026 · 20 min readRead article
Commercial aquaponics floating raft trough with leafy greens, accessible aeration and filtration equipment
how deep should aquaponics floating raft system be

How Deep Should an Aquaponics Floating Raft System Be? A DWC Design Guide

Choose aquaponics floating-raft depth by root space, water stability, aeration, structure, cleaning and total system volume—not one universal number.

October 2026 · 16 min readRead article
Aquaponics system with covered low sump, accessible pump, fish tank, filters and elevated grow beds
how big should a sump tank be in aquaponics system

How Big Should a Sump Tank Be in an Aquaponics System? A Practical Sizing Guide

Size an aquaponics sump from drain-down volume, pump protection, operating range, water loss and expansion—not a single percentage copied from another system.

October 2026 · 16 min readRead article
Aquaponics greenhouse with inert gravel media bed beside a separate floating raft grow trough
do you need gravel for aquaponics system

Do You Need Gravel for an Aquaponics System? Media Options, Safety Tests and Alternatives

Learn when aquaponics needs gravel, when it does not, and how to compare inert rock, expanded clay and other grow media without upsetting pH or flow.

October 2026 · 16 min readRead article
Aquaponics circulation pump beside sump, filters and elevated grow beds in a complete system
do you need a pump for an aquaponics system

Do You Need a Pump for an Aquaponics System? Gravity, Airlift and Conventional Pump Options

Learn why most aquaponics systems need a water-moving device, how gravity and airlifts fit, and how to size pumps for flow, head and reliability.

October 2026 · 16 min readRead article
Grass carp swimming in a clean covered aquaponics tank beside separate plant grow beds
do grass carp eat algae in aquaponics systems

Do Grass Carp Eat Algae in Aquaponics Systems? Diet, Suitability and Better Algae-Control Options

Grass carp may graze some filamentous algae, but they are not reliable algae control for aquaponics. Learn the risks and safer control methods.

October 2026 · 16 min readRead article
Controlled-environment aquaponics greenhouse with crop canopy sensor and covered fish tank aeration system
do aquaponic systems need CO2

Do Aquaponic Systems Need Supplemental CO2? Plant Requirements, Fish Safety and System Design

Learn whether aquaponics needs supplemental CO2, how dissolved CO2 affects fish and pH, and when controlled greenhouse enrichment may make sense.

October 2026 · 15 min readRead article
Technician testing ammonia in an aquaponics fish tank beside filtration equipment
high ammonia in aquaponics system

Do Aquaponics Systems Have High Ammonia? Causes, Risks and Corrective Checks

Learn when ammonia is normal in aquaponics, why TAN rises, how pH and temperature affect risk, and which checks to perform before corrective action.

October 2026 · 16 min readRead article
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