Spawning report: Corydoras sterbai

Name

Scientific Name of Fish: Corydoras sterbai

Hobby Name of Fish: Sterbai cory

Method of Reproduction: Egg Scatterer

Number and Gender Distribution of Parents: 10-12, multigenerational group. Not sure of sexes, but at least 2 BIG females.

Origin of Parents: Tank raised.

Approximate number of eggs or fry: They'll lay anywhere from 10-30 in a day, at least that I find. Usually they'll spawn for several days and then go on a hiatus.

Date of Hatch or Birth: April-June

Date of Free Swimming If Hatched: April-June

Approx. Number of Fry at 30 Days: Depends on which spawn - Usually about 70-80% of the eggs hatch.

Approx. Number of Fry at 60 Days: If they're alive at 30 they're almost always alive at 60 unless I really screw up.

Aquarium Conditions:

pH (0 to 14): 6-7

General Hardness (ppm)

Average Temperature (F): 80-82

Salinity (if brackish or marine)

Average Nitrate (ppm)

Aquarium Size (L X W X H and Gallons): 40 gallon breeder

Water Source: Tap and RO mix

Water Changes (how much and how often): 50% every 3-4 weeks.

Filtration System(s): Air driven sponges.

Additives (Salt, iron, etc.)

Décor (Please include all that apply):

Live Plants

Wood

Leaves

Caves or Similar Hiding Places

Substrate: None

Lighting Type and Timing: LED strip, 12 hrs/day

Food Fed to Parents and How Often: Flake, pellet, frozen, live blackworms, algae wafers, etc.

Food Fed to Fry and How Often: decapsulated brine shrimp eggs, microworms, vinegar eels.