Blackeye goby
📖 Overview
Found usually in sandy areas near rocks. Occurs from intertidal areas to 106 m depth. Retreats to rocks or holes when approached. Young are found usually offshore among plankton. Oviparous . A protogynous hermaphrodite . Forms permanent harem groups composed of a single male and several smaller females . Eggs are guarded by the male .
🔬 Taxonomy
🐟 Physical Description
Dorsal spines (total): 5 - 7; Dorsal soft rays (total): 12 - 14; Anal spines: 0; Anal soft rays: 11 - 12. Caudal rounded.: fusiform / normal.
🌀 Behaviour
Behavioural data for Blackeye goby is currently being reviewed.
🦐 Diet
🥚 Reproduction
Nesting occurs from April-October. Male cleans spawning site under rock, then attracts female by rising from bottom to display his black pelvic disk. Male guards nest after female lays eggs. Protogynous . Sex reversal is completed in less than 5 months . A monandric species . Length at sex change = 6.9 cm TL . Also Ref. 103751.
🌍 Habitat & Distribution
Marine; demersal; depth range 0 - 106 m . Subtropical; 55°N - 27°N, 136°W - 114°W central Baja California, Mexico.
🌿 Ecology
📐 Morphometrics
🌡️ Water Parameters & Tolerance
🛡️ Conservation Assessment
📊 Population Risk & Fisheries
🍽️ Edibility & Flavour
"Blackeye goby is an edible species."
- 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
- Cloudy or sunken eyes
- Strong fishy or ammonia odour
- Soft, mushy flesh that doesn't spring back
- Discoloured or dry flesh
⚡ Nutrition
Per 100g cooked - Source: USDA FoodData Central
| Nutrient | Amount |
|---|---|
| Protein | 18.5 g |
| Omega-3 (total) | 400 mg |
🔬 Mercury Safety
Mercury data for Blackeye goby has not yet been assigned. Please consult FDA/EPA guidance for general seafood safety advice.
🌿 Sustainability
🔬 Full Nutritional Profile
Per 100g - Raw, per 100g - Source: USDA FoodData Central templates (generic fish average)
📊 Population Dynamics
| Year | Region | Index | Notes |
|---|---|---|---|
| - | - | - |
🌐 Names & Taxonomy
Scientific Synonyms
| Scientific Name | Author | Year | Status |
|---|---|---|---|
| Coryphopterus nicholsii | Bean | 1882 | Synonym |
| Gobius nicholsii | Bean | 1882 | Synonym |
🦠 Common Diseases
The following diseases are known to affect Blackeye goby.
🔍 Similar Species
🗺️ Global Occurrence Map
Occurrence records from the Global Biodiversity Information Facility (GBIF) - 3 records indexed .
👥 Community & Contribute
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