Portugal country information

Common names: Olho-de-vidro, Olho-de-vidro, Relógio
Occurrence: native
Salinity: marine
Abundance: | Ref:
Importance: | Ref:
Aquaculture: | Ref:
Regulations: | Ref:
Uses: no uses
Comments:
National Checklist: Portugal
Country Information: httpss://www.cia.gov/library/publications/resources/the-world-factbook/geos/po.html
National Fisheries Authority:
Occurrences: Occurrences Point map
Main Ref: Maul, G.E., 1986
National Database: Portuguese Freshwater Fishes

Classification / Names

Actinopterygii (ray-finned fishes) > Beryciformes (Sawbellies) > Trachichthyidae (Slimeheads)
Common names | Synonyms | Catalog of Fishes (gen., sp.) | ITIS | CoL

Common names from other countries

Hoplostète argenté, Reloj mediterráneo, Black-mouthed alfonsin, ... more

Main reference

Maul, G.E. 1990. (Ref. 3583)
References | Biblio | Coordinator : Moore, Jon A. | Collaborators

Size / Weight / Age

Max length : 42.0 cm SL male/unsexed; (Ref. 3397); common length : 20.0 cm SL male/unsexed; (Ref. 4784); max. reported age: 11 years (Ref. 26316)

Length at first maturity
L_m 16.5, range 13 - ? cm

Environment

Marine; benthopelagic; depth range 100 - 1175 m (Ref. 9942)

Climate / Range

Subtropical, preferred 23°C (Ref. 107945); 68°N - 78°S, 98°W - 167°W

Distribution

Cosmopolitan. Eastern Atlantic: Ireland to Senegal, Canary Islands, and the Gulf of Guinea, including the Mediterranean; also Namibia and South Africa (Ref. 4181). Reported from Iceland (Ref. 12462). Western Indian Ocean: Red Sea (Ref. 9942) and South Africa (Ref. 4181). Western Atlantic: Georges Bank to northern Gulf of Mexico, Great Antilles, and Venezuela to southern Brazil (Moore, pers. comm.).
Countries | FAO areas | Ecosystems | Occurrences | Introductions

Short description

Dorsal spines (total): 6 - 7; Dorsal soft rays (total): 12-14; Anal spines: 3; Anal soft rays: 10. Body dusky pink above, silvery below; paired fins pale (Ref. 4181). Body deep, oval. Scales deciduous, spinules minute, margins usually entire (Ref. 37108).

This species is reported to be pelagic in Maul, 1990 (Ref. 3583); however, Schneider, 1990 (Ref. 2683) indicates the species is demersal. Found over muddy bottom (Ref. 26999).

IUCN Red List Status (Ref. 115185)

Least Concern (LC)

Threat to humans

Harmless

Human uses

Fisheries: of no interest

More information

Countries
FAO areas
Ecosystems
Occurrences
Introductions
Stocks
Ecology
Diet
Food items
Food consumption
Ration

Common names
Synonyms
Metabolism
Predators
Ecotoxicology
Reproduction
Maturity
Spawning
Fecundity
Eggs
Egg development

Age/Size
Growth
Length-weight
Length-length
Length-frequencies
Morphometrics
Morphology
Larvae
Larval dynamics
Recruitment
Abundance

References
Aquaculture
Aquaculture profile
Strains
Genetics
Allele frequencies
Heritability
Diseases
Processing
Mass conversion

Collaborators
Pictures
Stamps, Coins
Sounds
Ciguatera
Speed
Swim. type
Gill area
Otoliths
Brains
Vision

Tools

Special reports

Check for Aquarium maintenance | Check for Species Fact Sheets | Check for Aquaculture Fact Sheets

Download XML

Summary page | Point data | Common names | Photos

Internet sources

Estimates of some properties based on models

Phylogenetic diversity index (Ref. 82805)
PD₅₀ = 0.5000 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Trophic Level (Ref. 69278)
3.5 ±0.53 se; Based on food items.

Resilience (Ref. 69278)
Low, minimum population doubling time 4.5 - 14 years (K=0.11; tmax=11)

Vulnerability (Ref. 59153)
High vulnerability (65 of 100)

Price category (Ref. 80766)

Hoplostethus mediterraneus Cuvier, 1829