# Fish - Stage 1 (technology)

internal name `fish-mk01` · tier 1 (pY science pack 1, [tier 1](https://factorio.kalzumeus.com/tier/1.md))
HTML page: https://factorio.kalzumeus.com/tech/fish-mk01/

## Cost

90 units of (1 × [pY science pack 1](https://factorio.kalzumeus.com/item/py-science-pack-1.md), 2 × [Automation science pack](https://factorio.kalzumeus.com/item/automation-science-pack.md)), 45 s each.

## Requires (4)

- [Composting](https://factorio.kalzumeus.com/tech/compost.md)
- [Microbiology - Stage 1](https://factorio.kalzumeus.com/tech/microbiology-mk01.md)
- [Separation](https://factorio.kalzumeus.com/tech/separation.md)
- [Water animals - Stage 1](https://factorio.kalzumeus.com/tech/water-animals-mk01.md)

## Leads to (2)

- [Cottongut - Stage 1](https://factorio.kalzumeus.com/tech/cottongut-mk01.md)
- [Fish upgrade](https://factorio.kalzumeus.com/tech/fish-upgrade.md)

## Unlocks (4 recipes)

### Fish (`breed-fish-1`)

- 150 s · tier 1 · productivity modules allowed
- Ingredients: 10 × [Fish eggs](https://factorio.kalzumeus.com/item/fish-egg.md), 60 × [Oxygen](https://factorio.kalzumeus.com/fluid/oxygen.md), 3 × [Lamp](https://factorio.kalzumeus.com/item/small-lamp.md), 10 × [Biomass](https://factorio.kalzumeus.com/item/biomass.md), 100 × [Saline water](https://factorio.kalzumeus.com/fluid/water-saline.md)
- Results: 100 × [Wastewater](https://factorio.kalzumeus.com/fluid/waste-water.md), 10 × [Fish](https://factorio.kalzumeus.com/item/fish.md)
- Made in: Fish farm MK 01, Fish farm MK 01, Fish farm MK 02, Fish farm MK 02, Fish farm MK 03, Fish farm MK 03, Fish farm MK 04, Fish farm MK 04
- Unlocked by: [Fish - Stage 1](https://factorio.kalzumeus.com/tech/fish-mk01.md)

### Fish eggs (`breed-fish-egg-1`)

- 80 s · tier 1 · productivity modules allowed
- Ingredients: 12 × [Fish](https://factorio.kalzumeus.com/item/fish.md), 50 × [Phytoplankton](https://factorio.kalzumeus.com/fluid/phytoplankton.md), 100 × [Saline water](https://factorio.kalzumeus.com/fluid/water-saline.md)
- Results: 100 × [Wastewater](https://factorio.kalzumeus.com/fluid/waste-water.md), 25 × [Fish eggs](https://factorio.kalzumeus.com/item/fish-egg.md)
- Made in: Fish farm MK 01, Fish farm MK 01, Fish farm MK 02, Fish farm MK 02, Fish farm MK 03, Fish farm MK 03, Fish farm MK 04, Fish farm MK 04
- Unlocked by: [Fish - Stage 1](https://factorio.kalzumeus.com/tech/fish-mk01.md)

### Fish farm MK 01 (`fish-farm-mk01`)

- 1 s · tier 1
- Ingredients: 1 × [Lab](https://factorio.kalzumeus.com/item/lab.md), 140 × [Glass](https://factorio.kalzumeus.com/item/glass.md), 30 × [Duralumin](https://factorio.kalzumeus.com/item/duralumin.md), 5 × [Pump](https://factorio.kalzumeus.com/item/pump.md), 50 × [Steel plate](https://factorio.kalzumeus.com/item/steel-plate.md), 50 × [Simple circuit board](https://factorio.kalzumeus.com/item/electronic-circuit.md), 40 × [Lead plate](https://factorio.kalzumeus.com/item/lead-plate.md), 2 × [Intermetallics](https://factorio.kalzumeus.com/item/intermetallics.md)
- Results: 1 × [Fish farm MK 01](https://factorio.kalzumeus.com/item/fish-farm-mk01.md)
- Made in: Burner assembling machine MK 01, Burner assembling machine MK 02, Burner assembling machine MK 03, Automated factory MK 01, Automated factory MK 02, Automated factory MK 03, Automated factory MK 04, Character, Character (flying), Mutagenic infusion,  (flying)
- Unlocked by: [Fish - Stage 1](https://factorio.kalzumeus.com/tech/fish-mk01.md)

### Water (`waste-water-void`)

- 1 s · tier 1 · productivity modules allowed
- Ingredients: 50 × [Wastewater](https://factorio.kalzumeus.com/fluid/waste-water.md), 10 × [Chlorine](https://factorio.kalzumeus.com/fluid/chlorine.md)
- Results: 50 × [Water](https://factorio.kalzumeus.com/fluid/water.md)
- Made in: Quenching Tower MK 01, Quenching tower MK 02, Quenching tower MK 03, Quenching tower MK 04
- Unlocked by: [Fish - Stage 1](https://factorio.kalzumeus.com/tech/fish-mk01.md)