My BLogs Right Breeding report for Corydoras (lineage 9) trilineatus by dpm1

Down Basics
Overview The first spawn was on Tuesday 3rd of January 2012. The breeding group consisted of 2 males and 2 females. Additionally, there were 6 unknown individuals present. The individuals were obtained from 2x lfs.
Feeding No foods recorded
Down Water Parameters (at time of spawning)
pH 6.80 to 7.40
Conductivity 100µs to 200µs
Temperature 21.0°C to 26.0°C
Current Medium
Other Water Params Multiple egg laying across varying parameters ph 6.8-7.4 kh 2-7 gh 2-7 Amm - 0 Nit - 0 Nat- always <40
Down Aquarium
Furniture Mamy eggs, no fry. Clearseal 18*10*10 28l Aquanano 40cm cube 55l 60*30cm 80l Low flow using external filter and small internal to ensure surface movement and oxygenation.
Filtration Small external for biomedia, small internal to maintain water movement and mixing. Eg Eheim 2213 +Superfish 50
Lighting 28l - 11w pl 55l -18w pl 80l - leds
Heating 25-55w with good ambient room heating.
Down Breeding
Behaviour Standard cory multiple males chasing individual females. T position during actual mating. Eggs placed in batches of 4-6 many placed around the tank, often with males still chasing.
Eggs There were 40 white/clear eggs laid which were 2.0mm in diameter.
Time to hatch 3 days
Number: 2
Free swimming: 2 days
Segregation In community tanks, never alone. Some eggs separated but without success. Only fry were briefly seen and never reappeared.
Fry sizes 7 days: 0mm
14 days: 0mm
21 days: 0mm
Juvenile sizes 1 month: 0mm
3 months: 0mm
6 months: 0mm