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🌊 Marine Least Concern 🍽️ Edible 🌡️ Temperate

Tube-snout

Aulorhynchus flavidus Gill, 1861
Max Length
18 cm
Max Weight
-
Lifespan
9 yrs
Trophic Level
3.4
Depth
0–30 m
Climate
Temperate
Resilience
Medium
Vulnerability
25.00/100
Typical Length
-
Depth Zone
-

📖 Overview

Found in kelp beds, eelgrass, rocky areas, and over sand bottoms . Usually near the surface in schools, sometimes in dense schools well offshore . Feeds on small crustaceans and fish larvae . Minimum depth reported taken from Ref. 57178.

Scientific Name
Aulorhynchus flavidus
Authority
Gill, 1861
Habitat
Marine
Climate
Temperate
Body Shape
Elongated
IUCN Status
LC
Max Length
18 cm
Lifespan
9 years
Depth Range
0–30 m
Trophic Level
3.4
Resilience
Medium
Vulnerability
25.00/100
Salinity
30–40 ppt

🐟 Physical Description

Dorsal spines (total): 24 - 27; Dorsal soft rays (total): 9 - 10; Anal spines: 1; Anal soft rays: 9. Spinous dorsal represented by a series of small spines, free from membrane; soft dorsal fin triangular and placed well back on body; caudal fin small and finely forked; anal fin spine small and broad, the fin mirroring the soft dorsal fin; pectorals truncate . Pale mottled brown, varying from olive green to yellow brown dorsally; creamy white ventrally; a bright silvery patch between operculum and pectorals extending to throat and bounded above by a dark band that extends forward through eye to snout; breeding males with bright red snout and phosphorescent snout .: elongated.

🌀 Behaviour

Behavioural data for Tube-snout is currently being reviewed.

🦐 Diet

Diet information for Tube-snout is currently being compiled.

🥚 Reproduction

Nest is built, usually in kelp. Males are territorial and guard the nest.

🌍 Habitat & Distribution

Marine; benthopelagic; depth range 0 - 30 m . Temperate; 59°N - 14°N, 136°W - 93°W

🌿 Ecology

Zone Preferences
🌊 Marine
Trophic Level
3.4±0.42
🐠 Schooling
Food Items

small crustaceans and fish larvae (Ref

📐 Morphometrics

Length–Weight Relationship: W = 0.00257 × L3.14 (TL)
Max TL
18cm
Dorsal Spines
26
Dorsal Rays
10
Anal Spines
1
Anal Rays
9

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2016

📊 Population Risk & Fisheries

Population Resilience
Medium
Minimum doubling time
Fishing Vulnerability
25.00/100
Low vulnerability
Trophic Level
3.4
Predator
Body Shape
Elongated
Climate Zone
Temperate
Described By
Gill, 1861

🍽️ Edibility & Flavour

"Tube-snout is an edible species."

✗ Not for Raw
✓ Fresh Indicators
  • Clear, bright eyes — cloudy eyes indicate age
  • Firm flesh that springs back when pressed
  • Fresh ocean smell, never strong or ammonia-like
  • Bright red or pink gills, not grey or brown
  • Shiny, moist skin with scales tightly attached
✗ Avoid If
  • Cloudy or sunken eyes
  • Strong fishy or ammonia odour
  • Soft, mushy flesh that doesn't spring back
  • Discoloured or dry flesh
Best Cooking Methods
Baking Grilling Pan-frying

Nutrition

Per 100g cooked - Source: USDA FoodData Central

Nutrient Amount
Protein 16.6 g
Omega-3 (total) 449 mg

🔬 Mercury Safety

Mercury data for Tube-snout has not yet been assigned. Please consult FDA/EPA guidance for general seafood safety advice.

🌿 Sustainability

Best Choice
Healthy stocks, low impact
Good Alternative
Well-managed, minor concerns
Use Caution
Check sourcing and season
Avoid
Overfished or high impact

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 16 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

Aquareap Community Observations
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