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🌊 Marine Least Concern 🌡️ Tropical

Bluntnose guitarfish

Acroteriobatus blochii Müller & Henle, 1841
Max Length
100 cm
Max Weight
-
Lifespan
-
Trophic Level
3.6
Depth
-
Climate
Tropical
Resilience
Low
Vulnerability
46.00/100
Typical Length
-
Depth Zone
reef

📖 Overview

A rare and unknown species found inshore, in shallow bays and off sandy beaches . Ovoviviparous . Reaches 96 cm TL . Occasionally taken in recreational shore fisheries .

Scientific Name
Acroteriobatus blochii
Authority
Müller & Henle, 1841
Habitat
Marine
Climate
Tropical
Body Shape
Elongated
IUCN Status
LC
Max Length
100 cm
Trophic Level
3.6
Resilience
Low
Vulnerability
46.00/100
Salinity
30–40 ppt

🐟 Physical Description

A guitarfish with a broadly pointed snout and a broad pectoral disc . Plain brown above, young with white spots .: elongated.

🌀 Behaviour

Behavioural data for Bluntnose guitarfish is currently being reviewed.

🦐 Diet

Diet information for Bluntnose guitarfish is currently being compiled.

🥚 Reproduction

Exhibit ovoviparity (aplacental viviparity), with embryos feeding initially on yolk, then receiving additional nourishment from the mother by indirect absorption of uterine fluid enriched with mucus, fat or protein through specialised structures .

🌍 Habitat & Distribution

Marine; reef-associated. Tropical; 23°S - 35°S, 12°E - 18°E Southeast Atlantic to West Indian Ocean: Namibia (Walvis Bay) to South Africa (Cape of Good Hope).

🌿 Ecology

Zone Preferences
🌊 Marine 🪸 Reef Associated
Trophic Level
3.6±0.5

📐 Morphometrics

Length–Weight Relationship: W = 0.00302 × L3.13 (TL)
Max TL
100cm

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2018

📊 Population Risk & Fisheries

Population Resilience
Low
Minimum doubling time
Fishing Vulnerability
46.00/100
Moderate-High vulnerability
Trophic Level
3.6
Predator
Body Shape
Elongated
Climate Zone
Tropical
Described By
Müller & Henle, 1841

🌐 Names & Taxonomy

Language Common Names
🇬🇧English Bluntnose Guitarfish · Fiddlefish · Good Hope guitarfish
🌍CES pilohřbet Blochův
🇮🇹Italian Pesce chitarra di Bloch · Pesce violino di Bloch
🇵🇹Portuguese Raia-viola-da-Boa-Esperança

Scientific Synonyms

Scientific Name Author Year Status
Rhinobatos blochi Müller & Henle 1841 Synonym
Rhinobatus blochii Müller & Henle 1841 Synonym

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 4 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

Aquareap Community Observations
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View all observations for Bluntnose guitarfish ↗
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