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Diadromous Least Concern 🌡️ Tropical

Bigtoothed pellonula

Pellonula vorax Günther, 1868
Max Length
12 cm
Max Weight
-
Lifespan
-
Trophic Level
3.1
Depth
-
Climate
Tropical
Resilience
Medium
Vulnerability
12.00/100
Typical Length
-
Depth Zone
pelagic

📖 Overview

Adults are found in rivers and streams . They form large schools in lower courses of rivers , and are very abundant in brackish water habitat .

Scientific Name
Pellonula vorax
Authority
Günther, 1868
Habitat
Diadromous
Climate
Tropical
Body Shape
Fusiform / normal
IUCN Status
LC
Max Length
12 cm
Latitude
13°S – 13°N
Trophic Level
3.1
Resilience
Medium
Vulnerability
12.00/100
Migration
Anadromous
Salinity
30–40 ppt

🐟 Physical Description

Dorsal spines (total): 0; Dorsal soft rays (total): 15 - 19; Anal spines: 0; Anal soft rays: 16 - 21; Vertebrae: 42 - 43. Diagnosis: Body moderate or fairly deep, its depth 23-30% of standard length; 1 or more scutes beginning in front of base of first pectoral finray, with 11-16 pre-pelvic and 8-11 post-pelvic scutes, and a total of 20-25 scutes, first pre-pelvic scute always longer and better developed than following scutes lacking ascending arms; lower jaw slightly projecting, teeth at symphysis large in large specimens; pre-maxilla teeth well-developed, fairly straight and outward pointing, an indented toothless gap at centre of jaw; lower gillrakers 24-37, equal to or longer than corresponding gill filaments; silver stripe along flank . It resembles Pellonula leonensis, which has small and inward-curving teeth and no pre-pectoral scutes . The absence of large canine teeth in the upper jaw distinguishes it from Odaxothrissa . : fusiform / normal; Cross section: compressed.

🌀 Behaviour

Behavioural data for Bigtoothed pellonula is currently being reviewed.

🦐 Diet

Diet information for Bigtoothed pellonula is currently being compiled.

🥚 Reproduction

Reproduction data for Bigtoothed pellonula is currently being compiled.

🌍 Habitat & Distribution

Marine; freshwater; brackish; pelagic; anadromous . Tropical; 13°N - 13°S found recently in Léfini River, part of Middle Congo River basin (Ref.

🌿 Ecology

Zone Preferences
🌊 Marine 💧 Freshwater 🌿 Brackish 🐟 Pelagic
Migration
Anadromous
Trophic Level
3.1±0.3
🐠 Schooling

📐 Morphometrics

Length–Weight Relationship: W = 0.00871 × L3.06 (TL)
Max TL
12cm
Dorsal Rays
17
Anal Rays
19
Vertebrae
43

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2019

📊 Population Risk & Fisheries

Population Resilience
Medium
Minimum doubling time
Fishing Vulnerability
12.00/100
Low vulnerability
Trophic Level
3.1
Predator
Body Shape
Fusiform / normal
Climate Zone
Tropical
Latitude Range
13°N – 13°S
Described By
Günther, 1868

🌐 Names & Taxonomy

Language Common Names
🇬🇧English Big-toothed Pellonula · bigtoothed pellonula
🌍CES pelonula dravá
🇩🇰Danish Stortandet pellonula-sild
🇫🇷French Pellonale · Sprat
🇷🇺Russian Большезубая африканская селёдочка

Scientific Synonyms

Scientific Name Author Year Status
Pellonula stanleyana Regan 1917 Synonym
Pollonula vorax Günther 1868 Synonym

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 142 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

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