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Breeder's Award Program

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Spawning Report: Copella arnoldi "Splash tetra"

Becca

Scientific Name of Fish: Copella arnoldi

"Splash tetra"


Method of Reproduction: Jumps out of the water to spawn on overhanging leaves. Male splashes eggs to keep them wet.

Number and Gender Distribution of Parents: 12 total, about a 2:1 F:M ratio.

Origin of Parents: Tank raised - Czech shipment from Londontowne Tropicals.


Approximate number of eggs or fry: A bazillion.

Date of Hatch or Birth: First hatch was on 5/13. The fish spawn almost daily. Eggs mature and hatch within about 2 days. Fry are free swimming about a day later.

Date of Free Swimming: 5/15

Approx. Number of Fry at 30 Days: not there yet.

Approx. Number of Fry at 60 Days: not there yet. Will update at 30 and 60 days.


Aquarium Conditions:

pH: 6.0

General Hardness: 55ppm

Average Temperature: 78 deg

Salinity: N/A

Average Nitrate: 0ppm

Aquarium Size: Standard 20 gallon (24x18x12 ish) filled about 2/3 full.

Water Source: Combination tap and RO

Water Changes: 30-50% every 2-4 weeks.

Filtration System: Sponge

Additives: Alder cones, plants catappa leaves


Décor (Please include all that apply):

Live Plants

Leaves

Substrate: None

Lighting Type and Timing: LED 12 on, 12 off


Food Fed to Parents and How Often: Mix of prepared and frozen fed daily.

Food Fed to Fry and How Often: Mix of prepared fry powders, infusoria, vinegar eels, and microworms


Photographs - will add.

Comments and Additional Information - Eggs will hatch submerged. I let the male care for them until I can see the developed fry in the eggs and then I move the leaf (pothos plant) to a separate tank and submerge it until the eggs have hatched.

100 Views
redupright
Sep 29, 2021

Hello Becca,


This is to confirm you have been awarded 20 points for your splashing tetra fry.


Thanks,


Raychel

Potomac Valley Aquarium Society

PO Box 664

Merrifield, VA 22116

©2025 by Potomac Valley Aquarium Society, Inc.

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