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Diadromous Least Concern 🍽️ Edible 🌡️ Temperate

Frog Goby

Tridentiger brevispinis Katsuyama, Arai & Nakamura, 1972
Max Length
11 cm
Max Weight
-
Lifespan
-
Trophic Level
3.4
Depth
-
Climate
Temperate
Resilience
High
Vulnerability
21.00/100
Typical Length
-
Depth Zone
demersal

📖 Overview

Frog Goby (Tridentiger brevispinis) is a ray-finned fish of the family Gobiidae. It inhabits diadromous, migrating between freshwater and the sea waters in benthic environments. This species can reach a maximum total length of 11 cm. With a trophic level of 3.4, it is a low-level carnivore, feeding on invertebrates and small organisms. It is assessed as Least Concern on the IUCN Red List. Commercially fished and consumed as food.

Scientific Name
Tridentiger brevispinis
Authority
Katsuyama, Arai & Nakamura, 1972
Habitat
Diadromous
Climate
Temperate
IUCN Status
LC
Max Length
11 cm
Trophic Level
3.4
Resilience
High
Vulnerability
21.00/100
Migration
Amphidromous
Salinity
30–40 ppt

🔬 Taxonomy

🐟 Physical Description

Physical description for Frog Goby is currently being compiled.

🌀 Behaviour

Behavioural data for Frog Goby is currently being reviewed.

🦐 Diet

aquatic invertebrates
small fish
algae
detritus

🥚 Reproduction

🐣 Oviparous 📦 Batch Spawner
Spawning Season
spring
Spawn Location
Substrate
Fertilization
External

🌍 Habitat & Distribution

Marine; freshwater; brackish; demersal; amphidromous . Temperate; 45°N - 31°N north than Northern Honshu (Ref.

🌿 Ecology

Zone Preferences
🌊 Marine 💧 Freshwater 🌿 Brackish ⬇️ Benthic
Migration
Amphidromous
Trophic Level
3.4±0.5

📐 Morphometrics

Length–Weight Relationship: W = 0.00813 × L3.16 (TL)
Max TL
11cm

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2020

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
21.00/100
Low vulnerability
Trophic Level
3.4
Predator
Climate Zone
Temperate
Described By
Katsuyama, Arai & Nakamura, 1972

🍽️ Edibility & Flavour

"Frog Goby 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 Frog Goby is currently being compiled from USDA FoodData Central.

🔬 Mercury Safety

Mercury data for Frog Goby 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
✓ Sustainable Choice

🔬 Full Nutritional Profile

Per 100g - Raw, per 100g - Source: USDA FoodData Central templates (generic fish average)

Proximate Composition
Energy125 kcal
Moisture75 %
Protein20 %
Total Fat4 %
Ash1.3 %
Fatty Acids (g)
Saturated Fat1 g
Monounsaturated Fat1.2 g
Polyunsaturated Fat1.5 g
Omega-3 Total1 g
EPA0.3 g
DHA0.5 g
Omega-6 Total0.3 g
Key Minerals & Vitamins
Calcium20 mg
Iron0.7 mg
Magnesium30 mg
Phosphorus220 mg
Potassium380 mg
Sodium55 mg
Zinc0.5 mg
Selenium32 µg
Vitamin B122 µg

📊 Population Dynamics

Year Region Index Notes
- - -

🌐 Names & Taxonomy

Language Common Names
🇬🇧English Frog Goby
🇯🇵Japanese Numachichibu · ヌマチチブ
🇰🇷Korean 민물검정망둑
🇷🇺Russian короткоперый трехзубый бычок
🇨🇳Chinese 短棘縞鰕虎 · 短棘縞鰕虎魚

Scientific Synonyms

Scientific Name Author Year Status
Tridentiger kuroiwae brevispinis Katsuyama, Arai & Nakamura 1972 Synonym
Tridentiger obscurus brevispinis Katsuyama, Arai & Nakamura 1972 Synonym

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 1 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

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