# Fish upgrade (technology)

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

## Cost

275 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 (2)

- [Cooling tower](https://factorio.kalzumeus.com/tech/cooling-tower-1.md)
- [Fish - Stage 1](https://factorio.kalzumeus.com/tech/fish-mk01.md)

## Leads to (0)

- none

## Unlocks (0 recipes)

Other effects: nothing

None.