Games like Aquarium Land - Fishbowl World
Aquarium Land - Fishbowl World. These games share the most with it, and each one says why.

Idle Aquarium: Fish Tank ZooDormant
Also tycoon, ocean, collection
Grow an aquarium by collecting new fish species on voyages and upgrading tanks to draw more visitors.

Cornerpond
Also ocean, collection
A fisherman in the corner of your screen catches fish on his own; sell them for rod and bait upgrades and fill a journal of 100+ species.
97% steam90% idle
Fish to Dish: Idle Sushi
Also ocean, collection
A fishing boat sits along the edge of your desktop reeling in sea life to serve as sushi, while you upgrade rods and bait and fill an aquarium.
96% steam90% idle
Chillquarium
Also ocean, collection
Buy fish, raise them in real time, and sell them or keep them for ticket income while chasing 156 species and rare color variants.
93% steam70% idle
Cheeky Chooks
Also collection, tycoon
Hatch and keep unique chickens happy for better eggs, and grow a shed into a sprawling ranch through missions and upgrades.
94% steam
Fishing The Abyss
Also ocean, collection
A small robot fishes by itself in a tall window beside your work, leveling up to reach deeper water and stranger catches. Clicking helps but is optional.
95% steam90% idle
Idle Waters
Also collection, ocean
Fish from a window at the bottom of your screen, manually or with auto-fishing, to fill a collection of 100 species across 12 biomes and stock your aquarium.
94% steam90% idle
Joyquarium
Also ocean, collection
Raise fry until they are big enough to sell, keep adults in the tank for steady income, and open packs to unlock 144 species. An auto mode lets the tank run on its own.
97% steam70% idle
Desktop FishingDormant
Also collection, ocean
A frog in the corner of your screen fishes while you work, catching 50+ species with shiny variants and unlocking new spots and outfits.
91% steam90% idle
Midas Gold Plus - Idle Clicker
Also tycoon, collection
Turn stones to gold with a mythic touch, build a city, and recruit champions who suit clicking, idling, or a hybrid of both.
86% steam50% idle
Fantasy Aquarium
Also ocean, collection
Breed fish across themed tanks and choose between keeping them for steady gold or trading them in, with ambient music for working.
85% steam
Hooked Inc: Fishing GamesUpdated
Also ocean, collection
Swipe to catch fish, hire a crew that keeps fishing when you're away, and upgrade boats to reach new waters.
50% idle
Idle MafiaUpdated
Also tycoon, collection
Run criminal businesses, collect capos with special abilities and take over territory while your crew does the work.
75% idle
TCG Card Shop Tycoon SimulatorDormant
Also tycoon, collection
Run a trading card store, tapping quickly to serve customers and collecting rare cards as the shop grows.
25% idle
Landlord Tycoon: Own the WorldUpdated
Also tycoon, collection
Buy and upgrade virtual properties tied to real places and collect rent when other players check in there.

Taps to RichesUpdated
Also tycoon, collection
Tap to build businesses across cities, collect advisers for bonuses and reset for Bizbots that raise tap value.
25% idle
Idle Airplane Inc. TycoonUpdated
Also tycoon, collection
Run an airline, collecting and upgrading planes and unlocking airports around the world.

Idle Cinema Empire: Idle GamesUpdated
Also tycoon, collection
Run a cinema, scheduling films, opening auditoriums and hiring a manager to earn while you are gone.

Idle Frontier: Western TapperUpdated
Also tycoon, collection
Settle a string of Wild West towns by tapping for gold, hiring quirky townsfolk to automate the work, and prestiging onward to the next frontier town.
50% idle
Idle Baseball Manager TycoonUpdated
Also tycoon, collection
Build a stadium, collect baseball player cards, set your lineup, and let the team play to bring in wins and money.

Fishing Frenzy:Idle Hooked IncUpdated
Also tycoon, ocean
Hire and train anglers, upgrade boats and gear to sail into deeper waters, and eventually open a seafood restaurant with your catch.

Monster Park!Updated
Also tycoon, collection
Dig up eggs to hatch monsters, house and feed them, and improve the island to draw paying visitors.

Idle Fish 2: Fishing TycoonDormant
Also tycoon, ocean
Catch fish and upgrade your boat and fisherman to haul in rarer species.

Bounty Bash: Idle Pirate RPGUpdated
Also ocean, collection
Summon a pirate crew that auto-battles at sea around the clock, growing stronger while you are away.
75% idle