code/modules/fishing/sources/source_types.dm 
| /datum/fish_source/portal/syndicate | Unlocked by emagging the fishing portal generator with an emag. |
|---|---|
| /datum/fish_source/portal/random | A special portal fish source which fish table is populated on init with the contents of all portal fish sources, except for FISHING_DUD, and a couple more caveats. |
| /datum/fish_source/vending/custom | subtype of fish_source/vending for custom vending machines |