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FishBase Names Scientific source: Integrated Taxonomic Information System Supported by National Biological Information Infrastructure National Science Foundation go to Discover Life's Facebook group Following modified from FishBase    Top | See original http://www.fishbase.org/Summary/speciesSummary.php?genusname=Chaenocephalus&speciesname=aceratus ---> http://52.67.158.155/Summary/speciesSummary.php?genusname=Chaenocephalus&speciesname=aceratus http://52.67.158.155/Summary/speciesSummary.php?genusname=Chaenocephalus&speciesname=aceratus ---> https://fishbase.net.br/Summary/speciesSummary.php?genusname=Chaenocephalus&speciesname=aceratus https://fishbase.net.br/Summary/speciesSummary.php?genusname=Chaenocephalus&speciesname=aceratus ---> https://fishbase.net.br/summary/Chaenocephalus-aceratus.html You can sponsor this page Common name (e.g. trout) contains begins with begins with ends with is Genus + Species (e.g. Gadus morhua) About this page More Info Plus d'info Mais info Languages Arabic Bahasa/Malay Bangla Chinese(Si) Chinese(Tr) Deutsch English Español Farsi Français Greek Hindi Italiano Japanese Lao Nederlands Português(Br) Português(Pt) Russian Swedish Thai Vietnamese User feedbacks Comments &   Corrections Fish Forum Guest Book Facebook Citation Uploads Attach website Upload photo Upload video Upload   references Fish Watcher Related species Species in    Chaenocephalus Species in    Channichthyidae - Classification - Channichthyidae Perciformes/Notothenioidei Teleostei Chordata Animalia Chaenocephalus aceratus ( Lönnberg , 1906 ) Blackfin icefish 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. Chaenocephalus aceratus   AquaMaps   Data sources: GBIF OBIS Upload your photos  and  videos Pictures | Stamps, Coins Misc. | Google image Chaenocephalus aceratus Picture by Reyes, P. Classification / Names Common names | Synonyms | Catalog of Fishes( genus , species ) | ITIS | CoL | WoRMS | Cloffa Teleostei (teleosts) > Perciformes/Notothenioidei (Icefishes) > Channichthyidae (Crocodile icefishes) Etymology: Chaenocephalus: Greek, chaeno = to yawn + Greek, kephale = head (Ref. 45335 ) . More on author: Lönnberg . Environment: milieu / climate zone / depth range / distribution range Ecology Marine; demersal; depth range 5 - 770 m. Polar; 53°S - 65°S, 67°W - 4°E Distribution Countries | FAO areas | Ecosystems | Occurrences | Point map | Introductions | Faunafri Southern Ocean: in the vicinity of Bouvet Island, Scotia Sea, and northern part of the Antarctic Peninsula. Length at first maturity / Size / Weight / Age Maturity: L m 44.9   range ? - ? cm Max length : 72.0 cm TL male/unsexed; (Ref. 4883 ); common length : 50.0 cm TL male/unsexed; (Ref. 2805 ); max. published weight: 3.7 kg (Ref. 4883 ) Biology     Glossary (e.g. epibenthic) Adults feed mostly on fish and krill. Synchronous spawner (Ref. 50743 ). Larvae have a long pelagic phase (Ref. 71843 ). Utilized as a food fish (Ref. 4931 ). Life cycle and mating behavior Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae There is only one generation of oocytes in the ovaries indicative of determinate fecundity (Ref. 50743 ). Mature females may spawn for the first time from around 6-8 years of age (Ref. 71843 ). Main reference Upload your references | References | Coordinator | Collaborators Hureau, J.-C. , 1985. Channichthyidae. p. 261-277. In W. Fischer and J.C. Hureau (eds.) FAO species identification sheets for fishery purposes. Southern Ocean (Fishing areas 48, 58 and 88). Rome. Vol. 2. (Ref. 2805 ) IUCN Red List Status (Ref. 130435 )     Not Evaluated   CITES Not Evaluated CMS (Ref. 116361 ) Not Evaluated Threat to humans   Harmless Human uses Fisheries: minor commercial FAO - Fisheries: landings ; Publication: search | FishSource | Sea Around Us 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 Spawning aggregation Fecundity Eggs Egg development Age/Size Growth Length-weight Length-length Length-frequencies Morphometrics Morphology Larvae Larval dynamics Recruitment Abundance BRUVS References Aquaculture Aquaculture profile Strains Genetics Electrophoreses Heritability Diseases Processing Nutrients Mass conversion Collaborators Pictures Stamps, Coins Misc. Sounds Ciguatera Speed Swim. type Gill area Otoliths Brains Vision Tools E-book | Field guide | Identification keys | Length-frequency wizard | Life-history tool | Point map | Classification Tree | Catch-MSY | 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 AFORO (otoliths) | Aquatic Commons | BHL | Cloffa | BOLDSystems | Websites from users | Check FishWatcher | CISTI | Catalog of Fishes : genus , species | DiscoverLife | ECOTOX | FAO - Fisheries: landings ; Publication: search | Faunafri | Fishipedia | Fishtrace | GenBank: genome , nucleotide | GloBI | Google Books | Google Scholar | Google | IGFA World Record | MitoFish | Otolith Atlas of Taiwan Fishes | PubMed | Reef Life Survey | Socotra Atlas | Tree of Life | Wikipedia: Go , Search | World Records Freshwater Fishing | Zoological Record Estimates based on models Preferred temperature (Ref. 123201 ): -1.3 - 1.6, mean 0 °C (based on 42 cells). Phylogenetic diversity index (Ref. 82804 ):  PD 50 = 1.0000   [Uniqueness, from 0.5 = low to 2.0 = high]. Bayesian length-weight: a=0.00091 (0.00077 - 0.00107), b=3.49 (3.44 - 3.54), in cm total length, based on LWR estimates for this species (Ref. 93245 ). Trophic level (Ref. 69278 ):  3.4   ±0.2 se; based on diet studies. Resilience (Ref. 120179 ):  Medium, minimum population doubling time 1.4 - 4.4 years (K=0.17-0.24; Fec = 7,358). Fishing Vulnerability (Ref. 59153 ):  Moderate to high vulnerability (54 of 100). Climate Vulnerability (Ref. 125649 ):  High to very high vulnerability (75 of 100). Price category (Ref. 80766 ):   High . Nutrients (Ref. 124155 ):  Calcium = 24.2 [13.5, 53.3] mg/100g; Iron = 0.45 [0.19, 0.91] mg/100g; Protein = 17.3 [15.2, 19.4] %; Omega3 = 0.23 [0.12, 0.43] g/100g; Selenium = 23.3 [9.2, 53.9] μg/100g; VitaminA = 10.8 [2.2, 52.1] μg/100g; Zinc = 0.364 [0.235, 0.556] mg/100g (wet weight); based on nutrient studies. 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