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🌊 Marine Least Concern 🌡️ Subtropical

Giant Green Blenny

Scartichthys viridis Valenciennes, 1836
Max Length
19.7 cm
Max Weight
Lifespan
Trophic Level
2.2
Depth
0–10 m
Climate
Subtropical
Resilience
Medium
Vulnerability
37.00/100
Typical Length
Depth Zone
demersal

📖 Overview

Adults are found in tide pools and rocky shore areas. Are primarily herbivorous . Selectively feed on the green algae Ulva, Enteromorpha, as juveniles and favor red algae Gelidium as adults . Oviparous. Eggs are demersal and adhesive , and are attached to the substrate via a filamentous, adhesive pad or pedestal . Larvae are planktonic, often found in shallow, coastal waters .

Scientific Name
Scartichthys viridis
Authority
Valenciennes, 1836
Habitat
Marine
Climate
Subtropical
Body Shape
Elongated
IUCN Status
LC
Max Length
19.7 cm
Depth Range
0–10 m
Trophic Level
2.2
Resilience
Medium
Vulnerability
37.00/100
Salinity
30–40 ppt

🔬 Taxonomy

🐟 Physical Description

Dorsal spines (total): 12; Dorsal soft rays (total): 17 - 19; Anal spines: 2; Anal soft rays: 19 - 20. Distinctive in having a relatively uniformly pigmented body without spots; further differentiated from S. gigas and S. variolatus in having a high number of dentary teeth, 106-131 (versus 93 or fewer).: elongated; Cross section: oval.

🌀 Behaviour

Behavioural data for Giant Green Blenny is currently being reviewed.

🦐 Diet

Diet information for Giant Green Blenny is currently being compiled.

🥚 Reproduction

🐣 Oviparous

Oviparous, distinct pairing .

🌍 Habitat & Distribution

Marine; demersal; depth range 0 - 10 m . Subtropical Southeast Pacific: Independencia Bay, Peru to Valparaiso, Chile.

🌿 Ecology

Zone Preferences
🌊 Marine ⬇️ Benthic
Trophic Level
2.2±0.1
Food Items

the green algae Ulva, Enteromorpha, as juveniles and favor red algae Gelidium as adults (Ref

📐 Morphometrics

Length–Weight Relationship: W = 0.00708 × L2.95 (TL)
Max TL
19.7cm
Dorsal Spines
12
Dorsal Rays
18
Anal Spines
2
Anal Rays
20

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2009

📊 Population Risk & Fisheries

Population Resilience
Medium
Minimum doubling time
Fishing Vulnerability
37.00/100
Moderate vulnerability
Trophic Level
2.2
Omnivore / Planktivore
Body Shape
Elongated
Climate Zone
Subtropical
Described By
Valenciennes, 1836

🌐 Names & Taxonomy

Language Common Names
🇬🇧English Giant Green Blenny
🇵🇹Portuguese Blênio-oliva
🇪🇸Spanish Borrachito · Cachudito · Doncella · Torito

Scientific Synonyms

Scientific Name Author Year Status
Blennophis semifasciatus Kner & Steindachner 1867 Synonym
Salarias concolor Philippi 1896 Synonym
Salarias cuvieri Günther 1861 Synonym
Salarias modestus Philippi 1896 Synonym
Salarias petersoni Fowler 1940 Synonym
Salarias viridis Valenciennes 1836 Synonym

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) — 6 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

Aquareap Community Observations
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