New 🐟 Mercury Safety Guide & Omega-3 Rankings Updated for 2026. View Omega-3 Rankings →

🌊 Marine Least Concern 🍽️ Edible 🌡️ Tropical

Glass blenny

Emblemariopsis diaphana Longley, 1927
Max Length
4 cm
Max Weight
Lifespan
Trophic Level
3.3
Depth
Climate
Tropical
Resilience
Vulnerability
10.00/100
Typical Length
Depth Zone
reef

📖 Overview

Occurs in a wide range of substrates, where photographs show this species mostly on live coral surfaces of all morphologies, but also common on sponges, gorgonians, and dead hard bottoms; with TP males occupying holes in live corals, dead corals, and sponges . Inhabits globose coral heads of Montastrea sp. and sea fans .

Scientific Name
Emblemariopsis diaphana
Authority
Longley, 1927
Habitat
Marine
Climate
Tropical
IUCN Status
LC
Max Length
4 cm
Trophic Level
3.3
Vulnerability
10.00/100
Salinity
30–40 ppt

🐟 Physical Description

Physical description for Glass blenny is currently being compiled.

🌀 Behaviour

Behavioural data for Glass blenny is currently being reviewed.

🦐 Diet

Diet information for Glass blenny is currently being compiled.

🥚 Reproduction

Reproduction data for Glass blenny is currently being compiled.

🌍 Habitat & Distribution

Marine; reef-associated; depth range ? - 20 m . Tropical; 26°N - 10°N, 99°W - 59°W

🌿 Ecology

Zone Preferences
🌊 Marine 🪸 Reef Associated
Trophic Level
3.3±0.5

📐 Morphometrics

Length–Weight Relationship: W = 0.00525 × L3.06 (TL)
Max TL
4cm

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2024

📊 Population Risk & Fisheries

Fishing Vulnerability
10.00/100
Low vulnerability
Trophic Level
3.3
Predator
Climate Zone
Tropical
Described By
Longley, 1927

🍽️ Edibility & Flavour

"Emblemariopsis Diaphana 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

Detailed nutritional data for Glass blenny is currently being compiled from USDA FoodData Central.

🔬 Mercury Safety

Mercury data for Glass blenny 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

👥 Community & Contribute

Aquareap Community Observations
0 Observations logged on Aquareap

No observations yet — be the first to log one!

View all observations for Glass blenny ↗
Suggest an Edit

Spotted incorrect or outdated data? Submit a correction and our editorial team will review it. Approved edits go live within 48 hours.

Link to a scientific paper, FishBase, or other authoritative source
Report an Issue

Found a factual error, broken data, or inappropriate content? Let us know and we will investigate promptly.