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💧 Freshwater Vulnerable 🌡️ Temperate

Desert dace

Eremichthys acros Hubbs & Miller, 1948
Max Length
7.7 cm
Max Weight
-
Lifespan
-
Trophic Level
2.6
Depth
-
Climate
Temperate
Resilience
High
Vulnerability
21.00/100
Typical Length
5.1 cm
Depth Zone
demersal

📖 Overview

Desert dace (Eremichthys acros) is a ray-finned fish. It inhabits freshwater waters in benthic environments. This species can reach a maximum total length of 7.7 cm. With a trophic level of 2.6, it is an omnivore, consuming both plant and animal matter. It is assessed as Vulnerable on the IUCN Red List.

Scientific Name
Eremichthys acros
Authority
Hubbs & Miller, 1948
Habitat
Freshwater
Climate
Temperate
Body Shape
Elongated
IUCN Status
VU
Max Length
7.7 cm
Trophic Level
2.6
Resilience
High
Vulnerability
21.00/100
Salinity
0–0.5 ppt

🔬 Taxonomy

Genus
Eremichthys
Eremichthys
Species
Desert dace
Eremichthys acros

🐟 Physical Description

Anal soft rays: 7 - 8. Eremichthys acros is distinguished by the following characters: absence of barbel or frenum; dorsal fin origin behind pelvic-fin origin; complete or incomplete lateral line with 68-78 scales; anal fin with 7-8 rays; pharyngeal teeth 0,5-4,0; hard sheath on upper and lower jaws; small, slightly subterminal mouth; black lips; short blunt snout; deep chubby body; and color consists of olive above, bright green stripe along upper side, yellow-brassy side, silver below, and amber-white fins .: elongated.

🌀 Behaviour

Behavioural data for Desert 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; 38°C - ? ; 41°N - 40°N North America: warm springs of Soldier Meadows, Lahontan basin, Humboldt County in Nevada, USA.

🌿 Ecology

Zone Preferences
💧 Freshwater ⬇️ Benthic
Trophic Level
2.6±0.3

📐 Morphometrics

Length–Weight Relationship: W = 0.01148 × L3.03 (TL)
Max TL
7.7cm
Anal Rays
8

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Vulnerable
Assessment Date
2011

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
21.00/100
Low vulnerability
Trophic Level
2.6
Omnivore / Planktivore
Body Shape
Elongated
Climate Zone
Temperate
Described By
Hubbs & Miller, 1948

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