How to Breed and Care for Platies

Beginner 45 min 17 steps 23369 views Rating: 4.9/5 Published: 2026-06-02

Get an aquarium tank that holds at least 29 gallons (110 L).. Line the bottom of the tank with aquarium gravel for a fish-friendly substrate.. Add plants and hiding places to the tank so your platy fish have shelter.

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Steps

1

Get an aquarium tank that holds at least 29 gallons (110 L).

Step 1

Get an aquarium tank that holds at least 29 gallons (110 L).

2

Line the bottom of the tank with aquarium gravel for a fish-friendly substrate.

Step 2

Line the bottom of the tank with aquarium gravel for a fish-friendly substrate.

3

Add plants and hiding places to the tank so your platy fish have shelter.

Step 3

Add plants and hiding places to the tank so your platy fish have shelter.

4

Set up an air-powered sponge filter in the tank to clean and aerate the water.

Step 4

Set up an air-powered sponge filter in the tank to clean and aerate the water.

5

Keep the tank water at 70–77 °F (21–25 °C).

Step 5

Keep the tank water at 70–77 °F (21–25 °C).

6

Cycle the water in the aquarium

Step 6

Cycle the water in the aquarium

7

Maintain a 1:3 ratio of male fish to female fish to avoid potential problems.

Step 7

Maintain a 1:3 ratio of male fish to female fish to avoid potential problems.

8

Use commercial fish food for the majority of your platy fishes' diet.

Step 8

Use commercial fish food for the majority of your platy fishes' diet.

9

Supplement your fishes' diet with occasional meat- and vegetable-based foods.

Step 9

Supplement your fishes' diet with occasional meat- and vegetable-based foods.

10

Feed your fish a small amount of food several times a day.

Step 10

Feed your fish a small amount of food several times a day.

11

Replace 25% of the water

Step 11

Replace 25% of the water

12

Wait for your platy fish to start breeding after introducing them to the aquariu

Step 12

Wait for your platy fish to start breeding after introducing them to the aquarium.

13

Check female fish for a dark spot to determine if they're pregnant.

Step 13

Check female fish for a dark spot to determine if they're pregnant.

14

Wait 24-30 days for pregnant platy fish to give birth.

Step 14

Wait 24-30 days for pregnant platy fish to give birth.

15

Separate the fry

Step 15

Separate the fry

16

Feed the fry commercial baby fish food and baby brine shrimp.

Step 16

Feed the fry commercial baby fish food and baby brine shrimp.

17

Sell or giveaway your platy fish as you breed them, or move them to a new tank.

Step 17

Sell or giveaway your platy fish as you breed them, or move them to a new tank.

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