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💧 Freshwater Least Concern 🌡️ Tropical

Graceful pimelodella

Pimelodella gracilis Valenciennes, 1835
Max Length
18 cm
Max Weight
-
Lifespan
-
Trophic Level
3.2
Depth
-
Climate
Tropical
Resilience
Low
Vulnerability
52.00/100
Typical Length
-
Depth Zone
demersal

📖 Overview

Graceful pimelodella (Pimelodella gracilis) is a ray-finned fish of the family Heptapteridae. It inhabits freshwater waters in benthic environments. This species can reach a maximum total length of 18 cm. With a trophic level of 3.2, it is a low-level carnivore, feeding on invertebrates and small organisms. It is assessed as Least Concern on the IUCN Red List.

Scientific Name
Pimelodella gracilis
Authority
Valenciennes, 1835
Habitat
Freshwater
Climate
Tropical
Body Shape
Elongated
IUCN Status
LC
Max Length
18 cm
Trophic Level
3.2
Resilience
Low
Vulnerability
52.00/100
Water Temp
20–24 °C
Salinity
0–0.5 ppt

🔬 Taxonomy

🐟 Physical Description

Dorsal spines (total): 1; Dorsal soft rays (total): 6; Anal spines: 0; Anal soft rays: 14 - 15. : elongated.

🌀 Behaviour

Behavioural data for Graceful pimelodella is currently being reviewed.

🦐 Diet

aquatic invertebrates
small fish
algae
detritus

🥚 Reproduction

🐣 Oviparous
Spawning Season
spring
Spawn Location
Substrate
Fertilization
External

Reproductive mode and guild assumed to be the same as congeners.

🌍 Habitat & Distribution

Freshwater; demersal; pH range: 6.5 - 7.8; dH range: 5 - 20. Tropical; 20°C - 24°C South America: Orinoco, Amazon and La Plata basins.

🌿 Ecology

Zone Preferences
💧 Freshwater ⬇️ Benthic
Trophic Level
3.2±0.39
Food Items

worms and insects (Ref

📐 Morphometrics

Length–Weight Relationship: W = 0.00851 × L2.93 (TL)
Max TL
18cm
Dorsal Spines
1
Dorsal Rays
6
Anal Rays
15

🌡️ Water Parameters & Tolerance

Temperature Range
20–24°C
pH Range
6.5–7.8
Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2018

📊 Population Risk & Fisheries

Population Resilience
Low
Minimum doubling time
Fishing Vulnerability
52.00/100
Moderate-High vulnerability
Trophic Level
3.2
Predator
Body Shape
Elongated
Climate Zone
Tropical
Described By
Valenciennes, 1835

🌐 Names & Taxonomy

Scientific Synonyms

Scientific Name Author Year Status
Pimelodus gracilis Valenciennes 1835 Synonym

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 6 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

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