Lepidonotothen squamifrons (Günther, 1880)
Grey rockcod
Add your observation in Fish Watcher
| Native range | All suitable habitat | Point map | Year 2050 |
|
| This map was computer-generated and has not yet been reviewed. |
| Lepidonotothen squamifrons AquaMaps Data sources: GBIF OBIS |
Upload your photos and videos
Pictures | Google image
Lepidonotothen squamifrons
Picture by Wilhelms, S.
Pictures | Google image
Picture by Wilhelms, S.
Classification / Names Common names | Synonyms | Catalog of Fishes(genus, species) | ITIS | CoL | WoRMS | Cloffa
Teleostei (teleosts) > Perciformes/Notothenioidei (Icefishes) > Nototheniidae (Cod icefishes) > Nototheniinae
Etymology: Lepidonotothen: Greek, lepis = scale + Greek, noton = back + Greek, adverbial particle, then, that denotes distance or remova (Ref. 45335).
More on author: Günther.
Etymology: Lepidonotothen: Greek, lepis = scale + Greek, noton = back + Greek, adverbial particle, then, that denotes distance or remova (Ref. 45335).
More on author: Günther.
Environment: milieu / climate zone / depth range / distribution range Ecology
Marine; benthopelagic; depth range 10 - 900 m (Ref. 11892), usually 195 - 312 m (Ref. 11892). Temperate; 45°S - 79°S, 180°W - 180°E (Ref. 5179)
Distribution Territories | FAO areas | Ecosystems | Occurrences | Point map | Introductions | Faunafri
Southern Ocean: South Georgia Island and Bouvet Island. Also known from sub-Antarctic islands and Antarctic Indian and Pacific Oceans.
Length at first maturity / Size / Weight / Age
Maturity: Lm 29.3, range 19 - 36 cm
Max length : 60.0 cm TL male/unsexed; (Ref. 138672); common length : 35.0 cm TL male/unsexed; (Ref. 2121); max. reported age: 19 years (Ref. 5789)
Max length : 60.0 cm TL male/unsexed; (Ref. 138672); common length : 35.0 cm TL male/unsexed; (Ref. 2121); max. reported age: 19 years (Ref. 5789)
Short description Identification keys | Morphology | Morphometrics
Dorsal spines (total): 4 - 5; Dorsal soft rays (total): 36 - 37; Anal soft rays: 29 - 33. Body with 8 or 9 long dusky crossbars, cheek with two oblique dark stripes. First dorsal fin blackish (Ref. 11892).
Body shape (shape guide): fusiform / normal.
Body shape (shape guide): fusiform / normal.
Feeds chiefly on macrozooplankton (mainly crustaceans, cnidarians and salps) and midwater fishes.
Life cycle and mating behavior Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Main reference
Upload your references | References | Coordinator | Collaborators
Dewitt, H.H., P.C. Heemstra and O. Gon, 1990. Nototheniidae. p. 279-331. In O. Gon and P.C. Heemstra (eds.) Fishes of the Southern Ocean. J.L.B. Smith Institute of Ichthyology, Grahamstown, South Africa. (Ref. 5179)
CITES
Not Evaluated
Threat to humans
Harmless
Human uses
Fisheries: minor commercial
FAO - Fisheries: landings search; Publication: search | FishSource | Sea Around Us
More information
Population dynamics
Growth parameters
Max. ages / sizes
Length-weight rel.
Length-length rel.
Length-frequencies
Mass conversion
Recruitment
Abundance
Growth parameters
Max. ages / sizes
Length-weight rel.
Length-length rel.
Length-frequencies
Mass conversion
Recruitment
Abundance
Physiology
Body composition
Nutrients
Oxygen consumption
Swimming type
Swimming speed
Visual pigments
Fish sound
Diseases & Parasites
Toxicity (LC50s)
Body composition
Nutrients
Oxygen consumption
Swimming type
Swimming speed
Visual pigments
Fish sound
Diseases & Parasites
Toxicity (LC50s)
Human related
Aquaculture systems
Aquaculture profiles
Strains
Ciguatera cases
Stamps, coins, misc.
Aquaculture systems
Aquaculture profiles
Strains
Ciguatera cases
Stamps, coins, misc.
Tools
E-book | Field guide | Identification keys | Length-frequency wizard | Life-history tool | Point map |
Catch-MSY |
Special reports
Download XML
Internet sources
AFORO (otoliths) | Aquatic Commons | BHL | Cloffa | Websites from users | Check FishWatcher | CISTI | Catalog of Fishes: genus, species | DiscoverLife | ECOTOX | FAO - Fisheries: landings search; Publication: search | Faunafri | Fishipedia | Fishtrace | GloBI | Google Books | Google Scholar | Google | IGFA World Record | OneZoom | Open Tree of Life | Otolith Atlas of Taiwan Fishes | PubMed | Reef Life Survey | Socotra Atlas | TreeBase | Tree of Life | Wikipedia: Go, Search | World Records Freshwater Fishing | Zoological Record
Estimates based on models
|
Phylogenetic diversity index (Ref. 82804) |
PD50 = 1.0000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
| Bayesian length-weight | a=0.00468 (0.00397 - 0.00551), b=3.24 (3.19 - 3.29), in cm total length, based on LWR estimates for this species (Ref. 93245). |
|
Trophic level (Ref. 69278) |
3.5 ±0.52 se; based on food items. |
| Generation time | 9.4 (7.3 - 10.8) years. Estimated as median ln(3)/K based on 10 growth studies. |
|
Resilience (Ref. 120179) |
Low, minimum population doubling time 4.5 - 14 years (K=0.08-0.12; tm=7-9; tmax=19; Fec = >10,000). |
|
Fishing Vulnerability (Ref. 59153) |
High vulnerability (56 of 100). 🛈 |
|
Climate Vulnerability (Ref. 125649) |
High vulnerability (55 of 100). 🛈 |
|
Price category (Ref. 80766) |
Low. |
|
Nutrients (Ref. 124155) |
Calcium = 18.9 [11.9, 33.9] mg/100g; Iron = 0.274 [0.173, 0.456] mg/100g; Protein = 15.9 [13.4, 18.6] %; Omega3 = 0.661 [0.365, 1.167] g/100g; Selenium = 22.1 [11.0, 43.5] μg/100g; VitaminA = 32.9 [10.7, 107.3] μg/100g; Zinc = 0.549 [0.402, 0.742] mg/100g (wet weight); based on nutrient studies. |