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🌊 Marine 🌡️ Deep-water

Peruvian grenadier

Nezumia convergens Garman, 1899
Max Length
30 cm
Max Weight
-
Lifespan
-
Trophic Level
3.3
Depth
600–1870 m
Climate
Deep-water
Resilience
Medium
Vulnerability
44.00/100
Typical Length
-
Depth Zone
deep-water

📖 Overview

Most common grenadier in the Eastern central Pacific but occurs in very deep waters that it is not regularly taken by trawlers . Maximum TL of at least 30 cm .

Scientific Name
Nezumia convergens
Authority
Garman, 1899
Habitat
Marine
Climate
Deep-water
Body Shape
Elongated
Max Length
30 cm
Depth Range
600–1870 m
Latitude
34°S – 27°N
Trophic Level
3.3
Resilience
Medium
Vulnerability
44.00/100
Migration
Non-migratory
Salinity
30–40 ppt

🔬 Taxonomy

🐟 Physical Description

Dorsal spines (total): 2; Anal spines: 0. Snout short, moderately pointed, with stout scutes at its tip and lateral angles; underside of the snout and suborbital anteriorly naked. Light organ not well-developed externally; no scaleless fossa between the pelvic-fin bases. Pyloric caeca 21 to 32. Body scales with conical spinules in 10 to 12 slightly convergent rows.: elongated; Cross section: circular.

🌀 Behaviour

Behavioural data for Peruvian grenadier is currently being reviewed.

🦐 Diet

aquatic invertebrates
small fish
algae
detritus

🥚 Reproduction

🐣 Oviparous 📦 Batch Spawner
Spawning Season
spring-summer
Spawn Location
Pelagic
Fertilization
External

🌍 Habitat & Distribution

Marine; bathydemersal; non-migratory; depth range 600 - 1870 m . Deep-water; 27°N - 34°S, 112°W - 70°W south to Chile, including the Cocos and Galapagos islands.

🌿 Ecology

Zone Preferences
🌊 Marine 🌑 Deep Water
Migration
Non-migratory
Trophic Level
3.3±0.1

📐 Morphometrics

Length–Weight Relationship: W = 0.00219 × L3.2 (TL)
Max TL
30cm
Dorsal Spines
2

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

📊 Population Risk & Fisheries

Population Resilience
Medium
Minimum doubling time
Fishing Vulnerability
44.00/100
Moderate vulnerability
Trophic Level
3.3
Predator
Body Shape
Elongated
Climate Zone
Deep-water
Latitude Range
27°N – 34°S
Described By
Garman, 1899

🌐 Names & Taxonomy

Language Common Names
🇬🇧English Peruvian grenadier
🌍CES nezumie peruánská

Scientific Synonyms

Scientific Name Author Year Status
Lionurus convergens Garman 1899 Synonym
Lionurus cuspidatus Garman 1899 Synonym
Lionurus trichiurus Garman 1899 Synonym
Macrurus convergens Garman 1899 Synonym
Macrurus cuspidatus Garman 1899 Synonym
Macrurus trichiurus Garman 1899 Synonym
Nezumia cuspidata Garman 1899 Synonym
Nezumia trichiura Garman 1899 Synonym
Sphagemacrurus trichiurus Garman 1899 Synonym

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 5 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

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