Spawning log #0002: Corydoras sp. CW009 / CW09 / CW9

General comments

Bought as a fry from Morten Nissen.

Date & Time

Date

2022-02-16

Spawning time

lunch to late afternoon

Water parameters

Temperature at spawning

20 - 23°C / 68 - 73°F

pH

-

kH

No value given

dH

No value given

TDS

No value given

EC

No value given

Nitrate (NO3)

0 ppm

Food & Triggers

Food Fed previous 7 days

  • Live food - Grindal / Enchytraeus / White worms
  • Live Food - Baby Brine Shrimp
  • Gel Food - Repashy Grub Pie
  • Gel Food - Repashy Spawn & Grow
  • Sinking Pellets - Omnivore

Other Foods

Bugbites

Spawning Triggers

  • Lowered Temperature
  • Passing Low Pressure / Storm

Other Spawning Triggers

Spawning group

Females

3 females

Males

4 males

Active Females

2 females

Active Males

4 males

Size Females

4 cm / 1.6 in

Size Males

4 cm / 1.6 in

Age Females

No value given

Active Males

No value given

Origin of Breeding Group

  • Males - Bred
  • Females- Bred

Eggs & Hatch rate

Eggs laid

210

Eggs laid at a time

  • 1 egg
  • 2 eggs
  • 3 eggs

Unfertile eggs at spawning time

Hatched eggs

180

Hatch rate (approx.)

76-100%

Fry surviving 2 weeks

Egg Placement

  • On glass - high
  • On glass - low
  • On silicon seams

Egg Handling

Type of Antifungal

  • Alder Cone(s)

Number of Cones

2

Drops of MB

Amount of Salt

Hatching Container Size

1.5 l / 0.4 gal

Egg diameter

1.2 mm / 0.05 in

Comments to Hatching

Using 100% RO with 1/2 a tsp of Sera re-mineralising salt per 10 liter bucket. Adding 2 alder cones in a 1.5 liter tub with fair aeration. Changing 90% every day and adding a new cone every time.

Feeding

First Fry Food

  • Micro Worms
  • Baby Brine Shrimp

Fry started Eating

4 days

Spawning Tank Setup

Size

75 l / 20 gal

Length

50 cm / 20 in

Height

35 cm / 14 in

Water Level

30 cm / 14 in

Type of Substrate

  • Fine sand

Decorations

Type of filtration

  • Spongefilter Large - High Flow

Water Flow

Medium

Type of Lighting

Incandescent light

Lighting Period

05-08 hours

Lighting Intensity

Medium

Comments & Additions

Reported by

Reported by

Kristian Adolfsson

Country

Sweden

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