Breeding Journal DataSheet
This first post should be updated regularly to include new information as events take place or changes are made to your system
General Species: Premnas biaculeatus (maroon clown) GSM
Social Structure: pair
Size of Individuals: female ~5" male ~3"
Age of Individuals: unkown
Date added to Tank: March 2011
Broodstock Tank Details Size of Tank: 10gal
Substrate Details: bare bottom
Filtration Details: 100um filter bag, UV, LR
Water Changes: To keep nitrates below 40
Water Temperature: 81F
Lighting: typically 14on/10off
Lighting Cycle: LED
Other Tank Inhabitants: none
Broodstock Feeding Details Food Types: pellets, mostly Oto EP2, and frozen (bloodworms, mysis, brine, cyclop-eeze, PE mysis, fresh chopped garlic, vita-chem)
Feeding Schedule: between 2 and 5 times a day
Spawning Details Date of First Spawn: 2010
Spawn Time of Day: day light
Dates of Consecutive Spawns: about every 14 days
Courtship Details: She is calm calm calm with the male, but bites the hell out of any objects we put in the tank.
Egg Size: oval, 0.5mm wide, 1.5mm long
Egg Color: orange at date of laying, turning to clear/silver eyes much earlier than other clown species. It often throws me off, as they looks silver like a hatch at least 3 or 4 days prior to hatch.
Egg Count: less than 500
Hatch Details Hatch Date: many
Hatch Time of Day: shortly after dark
# Days after Spawn: ~3
Larvae Description: tiny!
Larval Tank Details Temperature: 80-83
Size of Larval Tank: 10gal-20gal
Substrate Details: bare bottom
Other Tank Decor: heater, airstone
Filtration Details: none typically
Lighting: 14on/10off
Lighting Cycle: T5, 2', 1 bulb, 10k
Water Changes: 50% day 5, 7, 9 ish
Larval Feeding Details Food Types: rotifers, bbs, oto b1
Feeding Schedule: rotifers and oto b1 day 1-20ish. start BBS day 10ish.
Metamorphosis/Settlement Date of Settlement Start: Days after Hatch: ~14
Date of Settlement End: Description of Fry: tiny!
Grow-Out Tank Details Temperature: 81F
Size of Grow-Out Tank: 20gal
Substrate Details: bare bottom
Other Tank Decor: airstone
Filtration Details: filter bag, LR, UV
Lighting: LED
Lighting Cycle: 14/10 typically
Water Changes: 60% every 5 days once large. Less when smaller.
Size at Transfer: not usually transfered, larval tank becomes grow out tank
Age at Transfer: Grow-Out Feeding Details Food Types: Otoheim(sp), and Zeigler when we are poor.
Feeding Schedule: at least 3 times a day
Additional Information This pair was purchased from Chuggy by Linda Close.
(No Pictures or Videos in the Section Please) Miscellaneous Information: We were really surprised; the pair arrived at our house in the low 60's (F), and showed no stress. They spawned a few months after arrival.
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