discus fish pair proplem

[fisher]

one of my favorite pair has a problem ............. every thing is perfect in breeding from spawn to day before free swimming ............ suddenly all the fry dead and fall in tank bottom ................ all other pair doing well in the same water .

[CliffsDiscus]

You have an egg problem, underveloped adhesive gland are not producing the sticky substance.

Cliff

[fisher]

pair 2 day after hatch 85911