Alosa mediocris, Hickory shad : fisheries, gamefish

Alosa mediocris (Mitchill, 1814)

Hickory shad
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Alosa mediocris   AquaMaps   Data sources: GBIF OBIS
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Image of Alosa mediocris (Hickory shad)
Alosa mediocris
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Klassificering / Namn Populärnamn | synonymer | Catalog of Fishes(Släkte, Arter) | ITIS | CoL | WoRMS | Cloffa

> Clupeiformes (Herrings) > Alosidae (Shads and Sardines)
Etymology: Alosa: Latin, alausa = a fish cited by Ausonius and Latin, halec = pickle, dealing with the Greek word hals = salt; it is also the old Saxon name for shad = "alli" ; 1591 (Ref. 45335).
More on author: Mitchill.

Miljö: miljö / Klimatzon / djupintervall / distributionsområde Ekologi

marina; sötvatten; brackvatten pelagic-neritic; anadrom (Ref. 138280). Temperate; 46°N - 25°N, 82°W - 66°W (Ref. 117467)

Utbredning Territorier | FAO områden | Ekosystem | Förekomster | Prickkarta | Utplanteringar | Faunafri

Western Atlantic: along the coast from Maine to the St. John's River, Florida, USA (Ref. 188). Possibly in Campobello Island, New New Brunswick, Canada (Ref. 86798).

Längd vid första mognad / Storlek / Vikt / Ålder

Könsmognad: Lm 32.0  range ? - ? cm
Max length : 60.0 cm SL hane/ej könsbestämd; (Ref. 188); common length : 34.0 cm SL hane/ej könsbestämd; (Ref. 188)

Kort beskrivning Bestämningsnycklar | Morfologi | Morfometri

Taggstrålar i ryggfenan (totalt) : 0; Mjukstrålar i ryggfenan (totalt) : 15 - 20; Taggstrålar i analfenan: 0; Mjukstrålar i analfenan: 19 - 23; Ryggkotor: 53 - 55. Belly with distinct keel of scutes. Lower jaw very prominent, but not rising steeply within mouth; teeth reduced or in upper jaw absent in fishes over 23 cm standard length. A dark spot on shoulder, several obscure dark spots along flank (sometimes missing). Closely resembles A. chrysochloris which has stronger jaw teeth, no shoulder spot and the body depth less than head length (Ref. 188). Silvery, with a dark grayish green back (Ref. 7251).
Body shape (shape guide): fusiform / normal; Cross section: compressed.

Biologi     Ordlista (t.ex. epibenthic)

In freshwater habitat, this species occurs in open water of large rivers (Ref. 86798). Schools of adults are found in marine waters, along the coast; also estuaries, tidal rivers and tributaries during late spring and early summer (Ref. 4639). Juveniles tend to leave nursery areas during summer (Ref. 4639). Adults feed on small fishes, also squid, small crabs and other crustaceans, as well as fish eggs. Spawning occurs in tidal freshwater (Patuxent River, Chesapeake Bay in May) (Ref. 188), and return to the sea shortly after (Ref. 4639). Parasites found are nematodes, cestodes and trematodes (Ref. 37032).

Livscykel och parningsbeteende Könsmognad | Reproduktion | Lek | Ägg | Fekunditet | Larver

Huvudreferens Ladda upp dina referenser | referenser | Koordinator | Medarbetare

Whitehead, P.J.P., 1985. FAO Species Catalogue. Vol. 7. Clupeoid fishes of the world (suborder Clupeoidei). An annotated and illustrated catalogue of the herrings, sardines, pilchards, sprats, shads, anchovies and wolf-herrings. FAO Fish. Synop. 125(7/1):1-303. Rome: FAO. (Ref. 188)

Status på IUCN:s rödlista (Ref. 130435: Version 2025-2 (Global))

  Least Concern (LC) ; Date assessed: 14 October 2011

CITES

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Hot mot människor

  Harmless





Mänskliga användningsområden

Fiskeri: mindre kommeriell; sportfisk: ja
FAO - fiskeri: landings search; Publication: search | FishSource | Havet omkring oss

Ytterligare information

Trofisk ekologi
Livsmedelsartiklar (preys)
Födosammansättning
Födointag
Matransoner
Predatorer
Ekologi
Ekologi
Populationsdynamik
Tillväxtparametrar
Max. åldrar / storlekar
Längd-vikt rel.
Längd-längd rel.
Längd-frekvenser
Massakonvertering
Rekrytering
Abundans
Livscykel
Reproduktion
Könsmognad
Mognad/Gills rel.
Fekunditet
Lek
Lekande aggregat
Ägg
Utveckling av ägg
Larver
Larvdynamik
Utbredning
Territorier
FAO områden
Ekosystem
Förekomster
Utplanteringar
BRUVS - Videor
Anatomi
Gälyta
Hjärna
Otolit
Fysiologi
Kroppssammansättning
Näringsämnen
Syreförbrukning
Typ av simning
Simhastighet
Visuella pigment
Ljud från fisk
Sjukdomar & Parasiter
Toxicitet (LC50)
Genetik
Genom
Genetik
Heterozygositet
Ärftlighet
Genetisk mångfald
Människorelaterad
Vattenbrukssystem
Vattenbruksprofiler
Avelslinjer
Ciguatera-fall
Frimärken, mynt, diverse.
Uppsökande verksamhet
Medarbetare
referenser
referenser

Verktyg

Särskilda rapporter

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Internet-källor

AFORO (otoliths) | Aquatic Commons | BHL | Cloffa | Websites from users | Check FishWatcher | CISTI | Catalog of Fishes: Släkte, Arter | DiscoverLife | ECOTOX | FAO - fiskeri: 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, sök | World Records Freshwater Fishing | Zoologiskt register

Uppskattningar baserade på modeller

Index för fylogenetisk mångfald
(Ref. 82804)
PD50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight a=0.00692 (0.00329 - 0.01457), b=3.09 (2.92 - 3.26), in cm total length, based on LWR estimates for this Genus-body shape (Ref. 93245).
Trofisk nivå
(Ref. 69278)
4.1   ±0.58 se; based on food items.
Generation time 3.7 ( na - na) years. Estimated as median ln(3)/K based on 1 growth studies.
Resiliens
(Ref. 120179)
Mellan, lägsta populationsfördubblingstid 1,4-4,4 år (K=0.3).
Sårbarhet i fisket
(Ref. 59153)
Moderate vulnerability (41 of 100). 🛈
Sårbarhet för klimatet
(Ref. 125649)
Moderate to high vulnerability (55 of 100). 🛈
Priskategori
(Ref. 80766)
Low.
Näringsämnen
(Ref. 124155)
Calcium = 11.5 [5.3, 62.2] mg/100g; Iron = 0.599 [0.251, 1.331] mg/100g; Protein = 19.5 [17.0, 22.3] %; Omega3 = 1.42 [0.75, 2.70] g/100g; Selenium = 12.1 [5.9, 24.0] μg/100g; VitaminA = 20.4 [5.1, 78.2] μg/100g; Zinc = 0.266 [0.167, 0.456] mg/100g (wet weight);