PetFish 1.0.19
There are more than 60,000 kinds of fish in shape and color combinations.
In the order of a, b, c, d, e (first letter), the price is high and it is difficult to grow.
Fish and decorations are limited to a maximum of 30.

* fish name

KDPT EBF HJT
K: Kind Fish type, uppercase (male) , lowercase (female)
D: DorsalFin shape
P: PectoralFin shape
T: TailFin shape

E: Eye color
B: Body color
F: Fin color

H: Head color (mutation) , - Body color
J: Jaw color (mutated) , - Fin color
T: Tail color (mutation) , - Fin color

If the KDPT is the same, it is a same kind of fish and more than 5 years old.
Can reproduce if male and female are together

* decoration
There are currently Air (Oxygen Supply) and Pollution (Pollution Filtration) as items that can be purchased at the Item Shop.
After purchase, drag to set the position and press the green fixing button on the left to fix it.
To move again, double-click the item to move it.
You can sell items in view mode.

* Gold
3000g is given at first, and 100g is given when watching the reward ad.
When logged in to Google Play, a bonus (0~20+fishcount)g is given every minute,
and you can obtain it by raising and selling fish or breeding them.

* Crystal
Double-clicking on the enemies (JellyFish, Snake, Starfish) that appear every minute gives you 1 crystal.
If you are raising a predator, you will receive 1 crystal with a 1/2 chance every time you eat an enemy.

* Disease management
Disease occurs when the o2 (oxygen) saturation is less than 10.
If the Pollution level is above 90, disease will occur.

when you get sick chance to die
a : 1/(age+6)
b : 1/(age+5)
c : 1/(age+4)
d : 1/(age+3)
e : 1/(age+2)

To avoid getting sick, install Air and Filter
O2 and Pollution must be properly managed.
Air and Filter decrease the value by 1 every 10 seconds.

If the water is polluted, you can use the Potion item to restore the water.

* Fish Growth
The fish bought in the store is 3 years old, and when fed, it can be up to 10 years old.
It grows and increases in size with age.

* Fish breeding
If the first letter is a capital letter, it is male and the tail fin is long.
Males are generated with a 1/10 probability from random fish in the product menu.
Pairs of 5 years or older with the same 4 letters have a chance of breeding every 10 minutes.

The fry are not saved in the game as they are 0 years old and are not saved until they are 1 year old.
You must eat periodically within 1 minute to avoid death.

A 10-year-old pair can give birth to up to six fry.
5 old(0~1), 6 old(0~2), 7 old(0~3)
8 old(0~4), 9 old(0-5), 10 old(0-6)

The fry have a 1/10 chance of having a head, jaw, and tail color.
Mutations can occur

* Enemy NPCs that appear every minute
1. JellyFishWhite - Periodically decreases oxygen
2. JellyFishBlue - Periodically increases pollution
3. JellyFishOrange - Periodically increases pollution and decreases oxygen
4. SnakeYellow - 1/10 chance of being bitten by a snake
5. SnakeRed - 1/5 chance of being bitten by a snake
6. Starfish - 1/10 chance of dying when bitten by a starfish

Double-clicking an enemy NPC will give you 1 Crystal.

* Predator NPC that eats enemy NPCs

- Octopus: Can be purchased from the shop and disappears after eating 10 jellyfish
(1/2 chance to receive +1 crystal each time it eats)

- Crocodile: Can be purchased from the shop and disappears after eating 10 snakes and starfish (1/2 chance to receive +1 crystal each time it eats)

- You can extend your life by purchasing a life potion from the shop.
- Double click to see the life count.

* Online Fish Trading and Exchange
If you create a room after accessing the Trading System,
You can set the price of a fish item and sell it.
The top user is the seller and the bottom user is the buyer.
You must set at least 1 Crystal for the trade button to work
If the transaction is successful, the selected fish item is exchanged and
Crystals are transferred to the seller.

PetFish with Crystal