The contents of this request can be further explored here https://steamcommunity.com/app/573090/discussions/0/3187988461097334277/ or

The main intention for this would a paid DLC which would implement the following complex but not impossible features:

• Fishing
• Deepsea Research
• Seabed Search and Retrieval

Each topic is discussed in details alongside with user-made UI pictures, reward system, item and component upgrades. The contents of the topic are too extensive so it would be preferred to check the link above leading to the steam discussion.