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💧 Freshwater Least Concern 🐠 Aquarium 🌡️ Temperate

Leopard dace

Rhinichthys falcatus Eigenmann & Eigenmann, 1893
Max Length
12 cm
Max Weight
-
Lifespan
-
Trophic Level
2.7
Depth
-
Climate
Temperate
Resilience
High
Vulnerability
27.00/100
Typical Length
6 cm
Depth Zone
demersal

📖 Overview

Adults inhabit flowing pools and gravel runs of creeks and small to medium rivers. They are also found in rocky margins of lakes . Young-of-the-year feed mostly on dipterous larvae; yearlings feed on aquatic insect larvae (mostly Ephemeroptera and Diptera) during the months of June and July switching to terrestrial insects in September; adults more than 2 years also feed on aquatic insect larvae, (Ephemeroptera and Diptera), terrestrial insects, and earthworms (Lumbricus) displaced from the soil . Spawning occurs early July Migratory behaviour is undetermined ..

Scientific Name
Rhinichthys falcatus
Authority
Eigenmann & Eigenmann, 1893
Habitat
Freshwater
Climate
Temperate
IUCN Status
LC
Max Length
12 cm
Trophic Level
2.7
Resilience
High
Vulnerability
27.00/100
Salinity
0–0.5 ppt

🔬 Taxonomy

🐟 Physical Description

Physical description for Leopard dace is currently being compiled.

🌀 Behaviour

Behavioural data for Leopard dace is currently being reviewed.

🦐 Diet

aquatic invertebrates
small fish
algae
detritus

🥚 Reproduction

🐣 Oviparous
Spawning Season
spring
Spawn Location
Substrate
Fertilization
External

🌍 Habitat & Distribution

Freshwater; demersal. Temperate; 46°N - 43°N North America: Fraser and Columbia River drainages in British Columbia in Canada, Washington, Oregon and Idaho in USA.

🌿 Ecology

Zone Preferences
💧 Freshwater ⬇️ Benthic
Trophic Level
2.7±0.26
Food Items

aquatic insect larvae (mostly Ephemeroptera and Diptera) during the months of June and July switchin

📐 Morphometrics

Length–Weight Relationship: W = 0.00525 × L3.1 (TL)
Max TL
12cm

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2012

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
27.00/100
Low vulnerability
Trophic Level
2.7
Omnivore / Planktivore
Climate Zone
Temperate
Described By
Eigenmann & Eigenmann, 1893

🌐 Names & Taxonomy

Language Common Names
🇬🇧English Leopard Dace
🌍CES jelčík leopardí
🇫🇷French naseux léopard
🇷🇺Russian Леопардовый ринихт
🇨🇳Chinese 鐮形吻鱥

Scientific Synonyms

Scientific Name Author Year Status
Agosia falcata Eigenmann & Eigenmann 1893 Synonym
Agosia shuswap Eigenmann & Eigenmann 1893 Synonym
Apocope falcata Eigenmann & Eigenmann 1893 Synonym

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 2 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

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