Hyperprosopon argenteum  Gibbons, 1854

Walleye surfperch
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Hyperprosopon argenteum   AquaMaps   Data sources: GBIF OBIS
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Image of Hyperprosopon argenteum (Walleye surfperch)
Hyperprosopon argenteum
Picture by DeCloux, R.

Classification / Names Common names | Synonyms | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS | Cloffa

Actinopterygii (ray-finned fishes) > Perciformes (Perch-likes) > Embiotocidae (Surfperches)
Etymology: Hyperprosopon: Greek, hyper = over + Greek, prosopon = face, snout of animal (Ref. 45335).

Environment / Climate / Range Ecology

Marine; demersal; depth range ? - 18 m (Ref. 2850).   Subtropical, preferred ?; 51°N - 27°N, 129°W - 114°W

Distribution Countries | FAO areas | Ecosystems | Occurrences | Point map | Introductions | Faunafri

Eastern Pacific: Vancouver Island in British Columbia, Canada to central Baja California in Mexico, including Guadalupe Island (off northern central Baja California).

Size / Weight / Age

Maturity: Lm ?  range ? - ? cm
Max length : 30.0 cm TL male/unsexed; (Ref. 2850); max. reported age: 6 years (Ref. 56049)

Short description Morphology | Morphometrics

Dorsal spines (total): 8 - 10; Dorsal soft rays (total): 25-28; Anal spines: 3; Anal soft rays: 30 - 35; Vertebrae: 33 - 37. Dark blue dorsally, sides and belly silvery with young having narrow golden vertical bars; tips of pelvic fins black; dusky on edge of caudal fin (Ref. 6885).

Biology     Glossary (e.g. epibenthic)

Live in surf on sand beaches and over sand near rocks, often around piers. Often occur in dense schools. Feed on small crustaceans. Viviparous, female carries the developing young (Ref. 205). Usually bear 5-12 young. An important game species.

Life cycle and mating behavior Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae

Viviparous, female carries the developing young (Ref. 205).

Main reference Upload your references | References | Coordinator | Collaborators

Eschmeyer, W.N., E.S. Herald and H. Hammann, 1983. A field guide to Pacific coast fishes of North America. Houghton Mifflin Company, Boston, U.S.A. 336 p. (Ref. 2850)

IUCN Red List Status (Ref. 109396)

CITES (Ref. 94142)

Not Evaluated

Threat to humans

  Harmless




Human uses

Fisheries: commercial; gamefish: yes
FAO(Publication : search) | FisheriesWiki | Sea Around Us

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Internet sources

BHL | Cloffa | Websites from users | Check FishWatcher | CISTI | Catalog of Fishes (gen., sp.) | DiscoverLife | Faunafri | Fishtrace | GenBank(genome, nucleotide) | GOBASE | Google Books | Google Scholar | Google | IGFA World Record | MitoFish | Otolith Atlas of Taiwan Fishes | Public aquariums | PubMed | Scirus | SeaLifeBase | Tree of Life | Wikipedia(Go, Search) | World Records Freshwater Fishing | Zoological Record

Estimates of some properties based on models

Phylogenetic diversity index (Ref. 82805):  PD50 = 0.6250   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01950 (0.00846 - 0.04494), b=3.03 (2.82 - 3.24), based on LWR estimates for this (Sub)family-body shape (Ref. 93245).
Trophic Level (Ref. 69278):  3.5   ±0.50 se; Based on food items.
Resilience (Ref. 69278):  Medium, minimum population doubling time 1.4 - 4.4 years (tm=1; tmax=6).
Prior r = 0.22, 2 SD range = 0.03 - 1.49, log(r) = -1.51, SD log(r) = 0.95, Based on: 1 tgen, 1 tmax, 1 Fec records
Vulnerability (Ref. 59153):  Low vulnerability (21 of 100) .
Price category (Ref. 80766):   Unknown.