🐟 Aquarium Fish

Corydoras

Corydoras spp. — toy size, 5 year lifespan. Note: This species requires a minimum of 3 animals.

Corydoras
🔍 Click to enlarge
$699 USD
First-year cost (one-time setup + first 12 months of recurring costs)
$497 USD

Annual (Year 2+)

$41 USD

Monthly Average

$2,189 USD

Lifetime (5 yrs)

$0 USD

Emergency Fund /yr

UK (GBP)

First year: £643 GBP
Lifetime: £2,014 GBP

Germany (EUR)

First year: €594 EUR
Lifetime: €1,861 EUR

Detailed Cost Breakdown

All amounts are in US Dollars (USD). Costs for UK (GBP) and Germany (EUR) are shown further below.

One-Time Setup Costs

$202

ItemCostFrequency
Tank$48One-time
Stand$32One-time
RO/DI Unit$26One-time
Filter$19One-time
Lighting$16One-time
Heater$11One-time
Substrate$11One-time
Plants / Decor$10One-time
Air Pump$8One-time
Decor$8One-time
Fish Purchase$8One-time
Timer$6One-time

Monthly Recurring Costs

$41/mo

ItemCostFrequency
Food$4/moMonthly
Electricity$4/moMonthly
Medication$4/moMonthly
Water Conditioner$3/moMonthly
Fertilizer$3/moMonthly
Filter Media$2/moMonthly
Water Tests$2/moMonthly
Water$2/moMonthly

Annual Recurring Costs

$497/yr

ItemCostFrequency
Fish Vet$192/yrAnnual
Replacement Equipment$13/yrAnnual

Pet Insurance (US, USD)

Monthly premium: $0–$0

Coverage: not_available

Deductible:

Already Have the Setup?

If you already have the enclosure, tank, or housing setup, adding a 2nd animal only costs the recurring expenses (food, healthcare, supplies) — no need to buy setup items again.

$497 USD

US (USD) /yr

£457 GBP

UK (GBP) /yr

€422 EUR

Germany (EUR) /yr

Where Does the Money Go?

Acquisition

$8

Initial Setup

$181

Food & Nutrition

$46/yr

Healthcare

$238/yr

Supplies

$91/yr

Maintenance

$136/yr

At a Glance

Size Class

Toy

Weight

30 g

Lifespan

5 years

Activity

Moderate

Temperament

Peaceful, bottom-dwelling, social

Sociality

Needs a group

Beginner?

Yes

Time Needed

Low

Housing Requirements

Housing Type

House with yard

Indoor/Outdoor

Indoor only

Minimum Space

Community aquarium

Setup Cost

Low

Complexity

Low

Rental Suitable?

Yes

Diet & Feeding

Diet Type

Omnivore

Feeding Frequency

Daily

Food Type

sinking pellets + frozen food

Supplements

No

Health & Veterinary Care

Common Health Conditions

  • Ich
  • Bacterial infections
  • Barbel erosion
  • Parasites

Breed-Specific Risks

  • Barbel erosion (poor substrate)
  • Ich

Vaccinations

Not required

Vet Frequency

As needed

Health Risk

Low

Vet Cost Level

Low

Emergency Risk

Low

Specialist Vet?

Yes

How Does It Compare?

Budget: Low Space: Low Time: Low Maintenance: Low Activity: Moderate Noise: Silent Lifespan: Medium Social: required_group Health Risk: Low Vet Cost: Low Beginner?: Yes Family?: Low Apartment?: High

Frequently Asked Questions

How much does a Corydoras cost per year?

Annual recurring costs from year 2 onwards are approximately $497 USD (US), with a first-year setup cost of $699 USD. Monthly average: $41 USD/mo.

What is the lifetime cost of a Corydoras?

Over a typical 5-year lifespan, expect to spend approximately $2,189 USD. This includes initial setup plus ongoing food, healthcare, supplies, and insurance. Real-world spending varies — many owners spend 20-30% less by doing grooming at home, skipping boarding, or choosing not to insure.

Is a Corydoras good for beginners?

Yes — Peaceful, bottom-dwelling, social. Low time commitment required.

What does a Corydoras eat?

Omnivore diet, fed Daily. sinking pellets + frozen food

How big does a Corydoras get?

Toy size class, typical weight 30 g. Lifespan: 5 years.

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Photo: Matthew Mannell — Public domain via Wikimedia Commons