Thank you for your quick reply ill anser as much as i can
Are these red streaks, or open sores?
How long has the tank been set up?
8 months
What are the water parameters on the tank?
Ph 7.5
Nitrite, NO2 0-20
Nitrite, NO3 80
Have you added any new fish recently without quarantine?
No recently added fished - Had about 20 baby fish born inlast 2 months and still breeding have 2 diffrerent fish with eggs in mouth
What is your usual tank maintenance routine?
Water Change 30% every 3-4 days
What is your full stock list?
Blue Dolhpin - Male and Female
livingstones- Male and Female
Electric yellow cichlid - Female
Taiwan Reef - Male
Red-top kimpumpa Male - Female (About 14 Male/Female Between 2 weeks - 3months)
Zebra Obliquidens Male - Female
'The Red Zebra' - Male - Female (female carrying eggs)
Pseudotropheus demasoni male - #Female died 3 months ago - 6-8 male/female baby fish which hatched after female died.
Plecko
What size tank is this?
4ft x 2ft x 18inches
Have you lost any fish recently?
Lost 2 about 3 months ago could not find them in tank were 1 demasoni 1 Electric Yellow
What are you feeding?
Cichlid flake ciclid min pellet 1 time a day
Are any of the fish flashing against objects in the tank?
Couple of them flash against the fine gravel bottom sometimes
Hope this helps