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🌊 Marine Critically Endangered 🎣 Game Fish 🌡️ Tropical 🎣 Game Fish

Humpback smooth-hound

Mustelus whitneyi Chirichigno F., 1973
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Max Length
87 cm
Max Weight
-
Lifespan
-
Trophic Level
3.7
Depth
16–211 m
Climate
Tropical
Resilience
Very low
Vulnerability
48.00/100
Typical Length
-
Depth Zone
demersal

📖 Overview

An offshore bottom-dwelling shark found on the continental shelf. Prefers rocky bottom around islands. Feeds on crabs, mantis shrimp, and small bony fishes. Viviparous, with 5 to 10 young per litter. Size at birth about 25 cm.

Scientific Name
Mustelus whitneyi
Authority
Chirichigno F., 1973
Habitat
Marine
Climate
Tropical
IUCN Status
CR
Max Length
87 cm
Depth Range
16–211 m
Latitude
45°S – 1°N
Trophic Level
3.7
Resilience
Very low
Vulnerability
48.00/100
Salinity
30–40 ppt

🐟 Physical Description

Physical description for Humpback smooth-hound is currently being compiled.

🌀 Behaviour

Behavioural data for Humpback smooth-hound is currently being reviewed.

🦐 Diet

aquatic invertebrates
small fish
algae
detritus

🥚 Reproduction

🐣 Viviparous 🤰 Viviparous

Viviparous . Distinct pairing with embrace .

🌍 Habitat & Distribution

Marine; demersal; depth range 16 - 211 m, usually 70 - 100 m . Tropical; 1°N - 45°S, 83°W - 70°W Southeast Pacific: Ecuador to southern Chile.

🌿 Ecology

Zone Preferences
🌊 Marine ⬇️ Benthic
Trophic Level
3.7
Food Items

crabs, mantis shrimp, and small bony fishes

📐 Morphometrics

Length–Weight Relationship: W = 0.00229 × L3.14 (TL)
Max TL
87cm

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Critically Endangered
Assessment Date
2019

📊 Population Risk & Fisheries

Population Resilience
Very low
Minimum doubling time
Fishing Vulnerability
48.00/100
Moderate-High vulnerability
Trophic Level
3.7
Predator
Climate Zone
Tropical
Latitude Range
1°N – 45°S
Described By
Chirichigno F., 1973

🎣 Angling Guide

Difficulty
Beginner
Fight Rating
strong pulls with head-shakes
Best Seasons
spring,summer,fall
Best Time
incoming tide, dawn and dusk
Line Weight
15-30
Rod Type
medium-heavy spinning
Hook Size
2/0-5/0
Catch & Release
✓ Recommended
Best Months
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Techniques
bottom fishing popping cork soft plastics live bait
Bait & Lures
live shrimp cut mullet soft plastic paddle-tails popping corks
Recommended Tackle
  • medium-heavy 7ft spinning rod
  • 30-50 lb braid
  • fluorocarbon leader
Where to Find Them
  • grass flats
  • oyster bars
  • marsh drains
  • deeper channel edges
Tips & Tricks
Popping cork technique attracts fish from distance. Fish moving tides.
Catch & Release Tips

Use barbless hooks, minimise air exposure, and revive fish head-first in current before release.

Regulations Summary

⚠️ Slot limits protect breeding-size fish. Verify daily bag limits.

📊 Population Dynamics

Year Region Index Notes
- - -

👥 Community & Contribute

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