AquaGrow Solutions · Farm (Grow-out) & Hatchery
Shrimp Problem Library
Free, practical guides for shrimp farmers and hatchery operators. Understand warning signs, check the cause and take safer next steps.
Sudden deaths or breathing difficulty?
AquaGrow Solutions
Find a problem
Observe the signs. Confirm with appropriate testing.
Low dissolved oxygen in shrimp ponds
How to spot itShrimp crowd the edges or surface, especially before sunrise.
Read the guidePower failure and stopped aerators
How to spot itAerators stop and the backup supply does not start.
Read the guideHydrogen sulphide and black pond bottom
How to spot itBlack sludge and stressed shrimp raise concern, but smell cannot confirm safety.
Read the guideAlgal bloom crash
How to spot itPond colour changes quickly and oxygen may fall, especially at night.
Read the guideSudden pH change
How to spot itpH changes sharply after rain, a bloom change or an input.
Read the guideSudden salinity change
How to spot itSalinity changes after heavy rain, pumping or an abrupt water exchange.
Read the guideWhite spot disease (WSSV)
How to spot itSudden loss of appetite and deaths; shell spots may be present or absent.
Read the guideIHHNV & runt-deformity syndrome
How to spot itUneven growth or a bent body; appearance alone cannot confirm infection.
Read the guideInfectious myonecrosis (IMNV)
How to spot itOpaque white muscle, often in the tail, with persistent losses.
Read the guideTaura syndrome (TSV)
How to spot itRed tail, weak shrimp or losses around moulting; laboratory testing is needed.
Read the guideYellow head disease (YHV1)
How to spot itSudden feeding changes and deaths; a yellow head is not always seen.
Read the guideVibriosis in shrimp ponds
How to spot itWeak or red shrimp, digestive problems or unusual glow; test the cause.
Read the guideAHPND & early mortality
How to spot itEarly crop losses and a pale digestive organ; confirm with the right lab tests.
Read the guideNecrotising hepatopancreatitis (NHP)
How to spot itPoor feeding, an empty gut or a damaged digestive organ.
Read the guideShell disease & black spots
How to spot itBrown or black shell patches, pits or injuries.
Read the guideEHP: slow growth and uneven sizes
How to spot itGrowth slows and sampled shrimp become very different in size.
Read the guideGill fouling and external ciliates
How to spot itDirty-looking gills or body surfaces, sometimes with breathing stress.
Read the guideFusarium infection and damaged gills
How to spot itDark gill or body lesions; several other problems look similar.
Read the guideWhite faeces syndrome (WFS)
How to spot itWhite faecal strings on the water, often with poor feeding.
Read the guideRunning mortality syndrome (RMS)
How to spot itShrimp keep dying in small numbers over several days.
Read the guideLoose shell syndrome & persistent soft shell
How to spot itA persistently loose or soft shell, not just normal moulting.
Read the guideMuscle cramp & white muscle
How to spot itA stiff, bent body or white muscle after stress or handling.
Read the guideUrgency is editorial guidance, not a diagnosis. Any new deaths or breathing distress needs urgent assessment, whatever the label.
AquaGrow Solutions
Notice. Record. Test. Then decide.
22 farm and 25 hatchery guides. A selected learning library, not every possible problem or live outbreak surveillance. Use stage-specific hatchery plans; do not copy pond targets to larvae.
- 01
Notice the change
Watch feed trays, behaviour, growth and daily mortality.
- 02
Keep a pond record
Note water readings, weather, seed batch and recent inputs.
- 03
Ask the right expert
Use a qualified professional and lab to choose the next step.