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Spawning Report: Xiphophorus hellerii
Name: John Satterlee
Scientific Name of Fish: Xiphophorus hellerii
Hobby Name of Fish: Pineapple swordtail
Method of Reproduction: Livebearer
Number and Gender Distribution of Parents: 4 male and 3 females
Origin of Parents: Tank raised, from Keystone Clash auction
This livebearer is native to Northern and Central America
Approximate number of fry: roughly 20 fry
Date of Hatch or Birth: May 1 2024
Date of Free Swimming If Hatched: N/A
Approx. Number of Fry at 60 Days: 22 fry
Aquarium Conditions:
pH: 7.2
General Hardness: 150 ppm
Average Temperature (72-74 F)
Salinity: none
Average Nitrate: < 40 ppm
Aquarium Size: 20 gallon long
Water Source: Rockville MD tap water with Seachem Safe
Water Changes: 80% once a month
Filtration System: sponge filter
Additives: ½ cup crushed coral
Décor:
Live Plants: Multiple species of Cryptocoryne, Valisneria to keep nitrates down
Small flower pots, sponge mops, large ish rocks to provide hiding spots and break lines of sight
In same tank as a bristlenose pleco colony
Substrate: bare bottom
Lighting Type and Timing: Home Depot light, 12 hrs on/12 hrs off
Food Fed to Parents and How Often: Tetra Color Tropical Flakes morning and evening. Freshly hatched baby brine shrimp every other day.
Food Fed to Fry and How Often: Finely ground dry fry food (Aquarium Coop) morning and evening, freshly hatched baby brine shrimp every other day.
Additional comments: Fry were removed to their own tank May 1 2024 to grow out without parents in the tank.
My pineapple sword fry a little over 2 months old.
Parents had a "starter batch" of four babies 2 months ago (April 2025) and a batch of 16ish fry around May 1, 2024.