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Leopard cory

Corydoras leopardus

Fishes › Catfish (Siluriformes) › Callichthyidae (Corydoras and armored catfish)

Brochis leopardus, the leopard cory, is a species of freshwater ray-finned fish belonging the family Callichthyidae, the armored catfishes, and the subfamily Corydoradinae, the corys.

Aquarium hobby
Experience: Beginner
Leopard cory
Photo: Frank M. Greco, CC BY 3.0, via Wikimedia Commons
FamilyCorydoras and armored catfish
Adult lengthup to 2.4 in
WaterFreshwater
HabitatLives in freshwater. Stays near the bottom

Care at a glance

Species-specific aquarium care

  • Tank: At least 24 in long and 12 in front to back for one adult (adults commonly reach about 2.4 in / 6.1 cm).
  • Water: Freshwater.
  • Temperature: 72–77°F (range recorded for this species).
  • pH: 6–8.
  • Hardness: 2–25 dGH.
  • Layout: Lives on or near the bottom: floor space and hiding places matter more than height.

Calculated from this species' own FishBase record: tank size from its typical adult length and swimming zone, water values from its recorded ranges. The group guide below fills in general care.

Care guide

Species care notes

  • Tank: a base of at least 24 × 15 in (roughly 18 US gallons); space needed is rated “modest tank”.
  • Water: a fairly wide range, from slightly acidic to slightly alkaline, 68–77 °F, pH 6–7.2, 2–12 dGH.
  • Behaviour: temperament peaceful; a shoaling fish best kept in a group of six or more; suited to a community tank.
  • Difficulty: Easy (Seriously Fish rating).

Short excerpts from the species profile:

  • Setup: “Use a substrate of fine sand so it can sift for food without damaging its barbels, and add smooth rocks and pieces of driftwood for cover.”
  • Diet: “An omnivore that forages on the bottom.”
  • Tankmates: “Peaceful, and a good community fish with small characins, pencilfish, dwarf cichlids and other peaceful catfish.”
  • Breeding: “We haven't found a report of this species spawning in the aquarium.”

From the Seriously Fish profile for this species, which has the full habitat, maintenance, diet, behaviour and breeding write-up 167

Group care guide

Corydoras and armored catfish

Applies to most species in this group. Habitat: Shallow South American streams. Individual species can differ, so compare with the species numbers above and the linked sources.

Housing & setup

  • Soft sand substrate, groups of six or more, and clean water.

Sources 117119164118

Diet

  • Sinking pellets, wafers and frozen bloodworms.

Sources 117119164118

Social life

  • Keep in groups.

Sources 117119164118

Health watch

  • Barbel erosion on dirty or rough substrate.

Sources 117119164118

Understanding the animal

About this animal

About this animal

This catfish is very similar to, and often confused with, the three line cory, Hoplisoma trilineatum. The most obvious differences are that B. leopardus has a longer, more pointed snout than H. trilineatum, and B. leopardus grows larger than H. trilineatum.

Quoted from the Wikipedia article “Brochis leopardus” (CC BY-SA 4.0) 174

In the wild

In the wild

From this species’ own FishBase record (habitat, bottom type, water and breeding data), not its family. Good care copies these conditions.1

Where it livesLives in freshwater. Stays near the bottom.
Water it lives inFreshwater, 72–77 °F (22–25 °C), pH 6–8, hardness 2–25 dH.
ClimateTropical climate.

What this means for care

  • Keep water within its wild range, 72–77 °F.
  1. FishBase species summary: Corydoras leopardus
Native climate (measured)

Native climate (measured)

Warm-season highsabout 89°F (up to 90°F in the hottest sampled areas)
Cool-season lowsabout 67°F (down to 64°F in the coldest sampled areas)
Average temperature77–79°F across sampled records
Relative humidity83–86% on average (driest month about 80%)
Rainfallabout 2300 mm a year

Measured at 13 wild occurrence records sampled against WorldClim 2.1 climate data (1970–2000 averages). Air conditions in the range are ecological context, not enclosure settings: microhabitats such as burrows, leaf litter or basking rocks can be cooler, warmer or more humid.

From the sources

From the sources

Quoted from the matching sections of reputable sources for this exact species. Specialist databases are used first; Wikipedia (community-edited, CC BY-SA 4.0) only fills gaps. Other sources are short credited quotes.

OverviewBrochis leopardus, the leopard cory, is a species of freshwater ray-finned fish belonging the family Callichthyidae, the armored catfishes, and the subfamily Corydoradinae, the corys. This catfish is very similar to, and often confused with, the three line cory, Hoplisoma trilineatum. The most obvious differences are that B. leopardus has a longer, more pointed snout than H. trilineatum, and B. leopardus grows larger than H. trilineatum. — Wikipedia (community-edited)
Where it livesHome ranges Population dynamics Growth parameters Max. ages / sizes Length-weight rel. Length-frequencies Mass conversion Recruitment Abundance Life cycle Reproduction Maturity Maturity/Gills rel. — FishBase

Data and studies

The numbers

The numbers

Each bar is what one source reports. Where several sources weigh in, the dashed gold band marks their average.

Adult length

Average of sources2.4in
FishBase 1642.4
Seriously Fish species profiles 1672.4

Maximum recorded length. Measured as standard length (snout to the base of the tail, not counting the tail fin). Fish in home aquariums often stay smaller than wild records.

Water temperature

Average of sources70–77°F
FishBase 16472–77
Seriously Fish species profiles 16768–77

Range the species tolerates in nature; aim for the middle.

pH

Average of sources6–7.6
FishBase 1646–8
Seriously Fish species profiles 1676–7.2

Water hardness

Average of sources2–18.5dGH
FishBase 1642–25
Seriously Fish species profiles 1672–12

Minimum tank footprint

Reported24in
Seriously Fish species profiles 16724

Seriously Fish recommends a tank base of at least 24 × 15 in (about 18 US gallons).

Sources for this sheet

  1. FishBase (Froese & Pauly, eds.), version 24.07 Peer-reviewed researchThe global scientific database on fishes, maintained by a consortium of research institutions; every value is referenced.
  2. Seriously Fish species profiles Experienced keeper or breederLong-running aquarium reference written and peer-checked by experienced fishkeepers and ichthyologists; each profile covers habitat, tank size, water, diet, behaviour and breeding.
  3. Merck Veterinary Manual: Management of aquarium fish Zoo, university or veterinaryThe Merck Veterinary Manual: a standard veterinary reference written and reviewed by veterinary specialists.
  4. Merck Veterinary Manual: Types and features of aquatic systems Zoo, university or veterinaryThe Merck Veterinary Manual: a standard veterinary reference written and reviewed by veterinary specialists.
  5. Merck Veterinary Manual: Nutritional diseases of fish Zoo, university or veterinaryThe Merck Veterinary Manual: a standard veterinary reference written and reviewed by veterinary specialists.
  6. Wikipedia (species article) Community referenceFree encyclopedia; useful overviews with their own citations. Intro text is quoted under CC BY-SA 4.0.