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Black Hole Fishing official game artwork

THE PRACTICAL GUIDE

Black Hole Fishing Guide

Black Hole Fishing is an absurd incremental game about catching, breeding, and perfecting SO MANY fish. Catch a fish, optimize its traits, then stock your pond with it as you pour fish and science into an endle

Steam ↗Windows · Linux
GameWiki Pro EditorialReviewed 5 guide topics

GET YOUR BEARINGS

Plan your next Black Hole Fishing session

Our guide helps you explore Black Hole Fishing’s layered systems without relying on hidden shortcuts. By observing each mechanic—black‑hole growth, stock automation, fish science, cannon launches, and collider use—you can craft a balanced strategy that maximizes profit while enjoying the game’s quirky experiments.

01 / THE GUIDE

Measure Hole Growth

Record the black‑hole size after each feed for several cycles. Compare the growth rate to identify the point where upgrades yield diminishing returns.

  • Observe how hole size scales with each feed to plan upgrade timing.
  • Compare early and later hole sizes to gauge efficiency gains.

02 / THE GUIDE

Stocker Upgrade Timing

Test upgrading stockers at different stages of pond capacity. Note how early upgrades affect overall fish flow versus later, larger upgrades.

  • Upgrade stockers early to keep a steady supply for the hole.
  • Balance manual catches with automated stock to avoid overflow.
Black Hole Fishing official gameplay screenshot
Publisher-provided gameplay image · SDG Games

03 / THE GUIDE

Trait Injection Trials

Apply a single trait injection to a batch of fish, then compare profitability against a non‑injected batch. Use the results to decide which traits merit larger investments.

  • Test a few trait injections before committing large numbers.
  • Track which painted fish yield the best bonuses.

04 / THE GUIDE

Cannon Bonus Comparison

Launch various fish types after identical upgrades. Track which launches produce the highest bonus effects and consider those fish for future cannon use.

  • Launch after a major upgrade to maximize bonus impact.
  • Experiment with different fish types to see which bonuses activate.

05 / THE GUIDE

Collider and Shark Progression

Activate the particle collider after securing a stable fish economy. Document which Quantum Shark unlocks first and how its presence influences subsequent upgrades.

  • Activate the collider after securing a stable fish supply.
  • Track which shark unlocks correspond to which upgrades.

WATCH THE GAME

Black Hole Fishing videos

Official trailers & gameplay

INSIDE THE WORLD

Screenshots & game images

5 official screenshots

IN THIS WIKI

Your reading checklist

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QUICK ANSWERS

Black Hole Fishing FAQ

Can I play Black Hole Fishing without using a mouse?

The game offers a Mouse Only Option and is playable without timed input.

Does the game support saving progress at any time?

You can Save Anytime, and progress is stored via Steam Cloud for supported platforms.

Are there achievements to earn while playing?

The game features Steam Achievements.

More Black Hole Fishing guides

SOURCES & CREDITS

Official resources and further reading

Original editorial guidance. Game imagery and trailers are provided by the publisher through Steam. Media and reference links checked 2026-10-23. Game versions, supported platforms, and balance can change; consult the linked release notes for current details.