# wiki.title · English

## Getting started

Your first fish, your account and the basics of how an aquarium works.

- [Your first fish](getting-started/tutorial.md) · A free Clownfish egg walks you through the whole care loop in about a minute.
- [Signing in & saving progress](getting-started/signin.md) · Play straight away as a guest, then save your aquarium to an account whenever you like.
- [Tools at a glance](getting-started/tools.md) · What each button in the dock does, and the Map in the corner.
- [Keeper OS](getting-started/keeper-os.md) · The desktop behind the top-right button: your apps, every notification, settings and the site.
- [The Reef Journal](getting-started/reef-journal.md) · The in-game guide and its public twin: where to find it and what it holds.
- [Sound & music](getting-started/sound-and-music.md) · The soundtrack, the two levels and how to mute.
- [Time & being away](getting-started/time.md) · Your aquarium keeps living while you're gone.

## Caring for fish

Eggs, food, growing up and keeping the glass clear.

- [Eggs & hatching](caring/hatching.md) · What happens between placing an egg and having a fish.
- [Feeding & hunger](caring/feeding.md) · When a fish needs food, and what looking after it earns.
- [Growing up](caring/growth.md) · How a fish grows from hatchling to adult, and how long it takes.
- [Algae & cleaning](caring/cleaning.md) · Why the glass gets cloudy, and what slows it down.
- [Water quality](caring/water.md) · How clear your aquarium's water is, what keeps it clear, and what cloudy water costs you.
- [Water temperature](caring/temperature.md) · Why every fish has a comfortable temperature, what the heater does, and how to set it for a mixed aquarium.
- [Quality, condition & breeding](caring/quality.md) · What looking after a fish well adds up to, and where fry come from.
- [Grade](caring/grade.md) · One number from 0 to 100 that says how fine a fish is.
- [Your fish's card](caring/fish-card.md) · What a fish's card tells you, and how to read what changed.
- [Reminders](caring/notifications.md) · What Fishies can tell you while you're not looking.
- [Stars](caring/stars.md) · Where a species sits on the level ladder, from one star to five.
- [Care level](caring/care-level.md) · How much attention on-time care asks for: Easy, Steady or Demanding.

## Economy

Coins, selling, the shop, levels and the rarest fish of all.

- [Coins](economy/coins.md) · How keepers earn coins and what they spend them on.
- [Selling fish & decorations](economy/economy.md) · What fish and decorations are worth, and when.
- [The Net](economy/net.md) · How to sell grown fish and collect lost ones.
- [Shop & cart](economy/shop.md) · Buying eggs, plants and decorations, one at a time or all together.
- [Levels & experience](economy/leveling.md) · How experience adds up and what each level brings.
- [Quests](economy/quests.md) · The story your aquarium tells, one quest at a time, and the achievements you choose to follow beside it.
- [Next goal and gifts](economy/next-goal.md) · The one line that says what to do next, how to skip it, and the gear that arrives as a gift when you first need it.
- [Quest chains](economy/quest-chains.md) · Six sets of goals that open as you first try each part of the game, and the story that goes on to level one hundred.
- [Achievements](economy/achievements.md) · Milestones that pay coins and XP, and how to follow the ones you're after.
- [Legendary fish](economy/legendary.md) · Two one-of-a-kind fish for keepers who reach the top of the ladder.
- [Item rarity](economy/rarity.md) · Five steps from common to mythic, for the things you make or find.

## Aquarium & decor

Plants, ornaments, the stash and how much your aquarium can hold.

- [Decorating your aquarium](aquarium/decorating.md) · Placing and moving plants and ornaments, and choosing a floor.
- [Aquarium Studio](aquarium/aquarium-studio.md) · Dress your aquarium: try themes, rooms, floors and equipment on your own aquarium, then buy everything you like at once.
- [Rooms and themes](aquarium/rooms-and-themes.md) · Choose the room your aquarium stands in and the water inside it. Just for looks.
- [The stash](aquarium/stash.md) · Where bought and gifted things wait until you place them.
- [Room in your aquarium](aquarium/capacity.md) · How many fish and decorations fit, and how that grows.
- [More aquariums](aquarium/aquariums.md) · The Aquarium Studio: buying a second and a third aquarium, and moving fish between them.
- [Filters & auto-feeders](aquarium/filters-and-feeders.md) · Equipment that keeps the water clear and the fish fed, and what it costs to keep running.

## Social

Visiting other keepers, following, gifts and chat.

- [Visiting aquariums](social/visiting.md) · What a keeper's address shows, and what visitors can do there.
- [Sharing your aquarium](social/sharing.md) · The link, the snapshot, the preview picture and the embed.
- [Finding & following keepers](social/explore.md) · Finding other keepers, and keeping up with the ones you like.
- [Gifts](social/gifts.md) · Sending another keeper an egg or a decoration.
- [Chat](social/chat.md) · Talking with other keepers across the reef, in the room you're in, or in private.
- [Community](social/community.md) · The keepers' forum at fishies.lol/community: questions, ideas, bug reports, guides and aquariums worth showing.

## World

Swimming beyond your own glass, in Open Water and in friends' aquariums.

- [Open Water](world/open-water.md) · Swim out as one of your fish and meet other keepers.
- [Swimming in a friend's aquarium](world/swim-visits.md) · Join another keeper's aquarium as one of your own fish.

## About the game

Platforms, requirements, languages, accounts and what to do when something goes wrong.

- [Platforms and updates](reference/platforms.md) · Where Fishies runs today, what's coming, and how each version keeps itself up to date.
- [System requirements](reference/requirements.md) · What Fishies needs to run well, in a browser, on desktop or on a phone.
- [Languages](reference/languages.md) · Fishies ships in thirteen languages today, chosen per player and saved to your account.
- [Accounts, guests and saving progress](reference/accounts.md) · How guest play, sign-in and account deletion work, and what happens to your aquarium in each.
- [Alpha: what it means](reference/alpha.md) · Fishies is in alpha: still being built in the open, with rules for what may change and how to report a problem.
- [Troubleshooting](reference/troubleshooting.md) · What to try when the game won't load, sign-in gets stuck, sound is missing, or the desktop app misbehaves.
- [Version history](reference/version-history.md) · Where to read what changed, release by release.