Home > Gaming Guides > How To Catch Fish For Research Assistant In Dredge

How To Collect All Samples For Research Assistant In Dredge

Published Date :

One of the objectives in Dredge that you get from the Research Assistant is to collect all samples. It is a side quest that you can complete to help her deal with the giant creature that is causing problems. So here is a quick guide on where you can find each of these samples and the reward that you get for this quest.

How to Collect All Samples for the Research Assistant in Dredge

how to collect all samples for the research assistant in dredge

You need to catch a total of 7 fish for the Research Assistant to collect their samples. And this objective is divided into two phases. You collect 3 fish first and the remaining 2 in the next phase. The fishes that you need to catch are:

  • Phase 1
    • Aurora Jellyfish: Catch at night in the Stellar Basin. Use a trawl net for it.
    • Firefly Squid: Catch at night in the Stellar Basin. Use a trawl net for it.
    • Glowing Octopus: Catch at night in the Stellar Basin. Use a rod for it.
  • Phase 2
    • Anglerfish: Catch during the day or night at the Abyssal Spots. Use a rod for it.
    • Giant Amphipod: Catch it at the Abyssal Spots. Use a rod for it.
    • Loosejaw: Catch it in the Hadal Disturbed Waters. Use a rod for it.
    • Snailfish: Catch it in the Hadal Disturbed Waters. Use a rod for it.

Here is what you need to do:

  1. Talk to the Research Assistant to get this quest. You can find her at the Old Fortress in Stellar Basin.
  2. Next, go and catch the Aurora Jellyfish, Firefly Squid, and Glowing Octopus.
  3. Go back to the Assistant to give her the samples.
  4. Next, she will ask you to find the Prototype Part at the Research Outpost.
  5. Go there and get this item then come back to the Research Assistant to get the Sampling Device from her. You can now unlock Abyssal and Hadal fishing.
  6. Catch the remaining fish mentioned above and bring them to the Research Assistant.

Doing this will complete the Collect All Samples objective. You get the “A Plan for the Future” book as a reward for it. Make sure to read it to start using its perks.

That sums up everything you need to do to collect all samples for the Research Assistant in Dredge. For more help on other topics of this game be sure to check out our guides on how to get upgrade materials, get refined metal, and get research parts.

  • Mafia Codes Roblox (July 2026)

    Mafia Codes Roblox (July 2026)

    Published Date :

    Mafia is a social deduction game based on the classic concept; however, to make things more interesting, you might want to unlock new disguises or animations. You’ll need Credits for that, and thankfully, Mafia codes are one of the easiest ways to earn free Credits. Check out the list of all working rewards below. Last… Read More

  • Split or Steal Brainrot Codes (July 2026)

    Split or Steal Brainrot Codes (July 2026)

    Published Date :

    Winning a rare Brainrot (by stealing or splitting) is fun, but you’ll also need Grade Tokens to improve its rarity and make your collection even stronger over time. Thankfully, Split or Steal Brainrot codes give you free Grade Tokens, making it easier to upgrade your favorite Brainrots to make a lot of money. If you… Read More

  • Just Yeet Bro Codes (July 2026)

    Just Yeet Bro Codes (July 2026)

    Published Date :

    As the name of the game suggests, just yeet, bro! All you have to do is grab a player and throw them off the stage. However, you will need Bananas to unlock skins, abilities and more, which is where these Just Yeet Bro codes come in real handy! Here’s the complete list of all the… Read More

  • Roll to Defend Codes (July 2026)

    Roll to Defend Codes (July 2026)

    Published Date :

    Roll to Defend codes can reward you with free Units, cash, and luck boosts to summon better Units to fight against zombies. Since upgrading your Backpack and unlocking new zones can take time, codes provide much-needed boosts, which is why we have a list of all the currently available rewards. Redeem them before they expire!… Read More