Ray
📖 Overview
Occurs on sandy and muddy bottoms of outer continental shelf and upper slope, also found at shallower depth 20m. Feeds mainly on bony fishes and crustaceans . Oviparous . Eggs have horn-like projections on the shell ; egg cases ca. 20-30 cm long . Reaches maturity at ca. 13 years .
🔬 Taxonomy
🐟 Physical Description
Physical description for Ray is currently being compiled.
🌀 Behaviour
Behavioural data for Ray is currently being reviewed.
🦐 Diet
Diet information for Ray is currently being compiled.
🥚 Reproduction
Oviparous, paired eggs are laid. Embryos feed solely on yolk .
🌍 Habitat & Distribution
Marine; bathydemersal; depth range 93 - 450 m . Deep-water; 22°S - 57°S, 99°W - 42°W Southeast Pacific: Chile to Southwest Atlantic: Argentina, Uruguay and Brazil.
🌿 Ecology
bony fishes and crustaceans (Ref
📐 Morphometrics
🌡️ Water Parameters & Tolerance
🛡️ Conservation Assessment
📊 Population Risk & Fisheries
🍽️ Edibility & Flavour
"Ray 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 | 16.6 g |
| Omega-3 (total) | 400 mg |
🔬 Mercury Safety
Mercury data for Ray has not yet been assigned. Please consult FDA/EPA guidance for general seafood safety advice.
🌿 Sustainability
🌐 Names & Taxonomy
| Language | Common Names |
|---|---|
| 🇬🇧English | Roughskin Skate |
| 🇪🇸Spanish | Raya Espinosa · Raya Espinuda |
Scientific Synonyms
| Scientific Name | Author | Year | Status |
|---|---|---|---|
| Raja trachyderma | Krefft & Stehmann | 1975 | Synonym |
🔍 Similar Species
🗺️ Global Occurrence Map
Occurrence records from the Global Biodiversity Information Facility (GBIF) — 2 records indexed .
👥 Community & Contribute
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