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Eupercaria/misc (Various families in series Eupercaria) >
Sciaenidae (Drums or croakers)
Etymology: Macrodon: Greek, makros = great + Greek, odon ) teeth (Ref. 45335).
More on author: Günther.
Miljö: miljö / Klimatzon / djupintervall / distributionsområde
Ekologi
marina bottenlevande. Tropical; 18°S - 37°S, 59°W - 39°W
Utbredning
Territorier | FAO områden | Ekosystem | Förekomster | Prickkarta | Utplanteringar | Faunafri
Southwest Atlantic: from Espirito Santo Brazil south to Rio de la Plata, northern Argentina.
Storlek / Vikt / Ålder
Könsmognad: Lm ?  range ? - ? cm
Max length : 46.0 cm TL hane/ej könsbestämd; (Ref. 88197)
Kort beskrivning
Bestämningsnycklar | Morfologi | Morfometri
Taggstrålar i ryggfenan (totalt) : 11; Mjukstrålar i ryggfenan (totalt) : 27 - 29; Taggstrålar i analfenan: 2; Mjukstrålar i analfenan: 8 - 10. Macrodon atricauda differs from M. ancylodon by the following characteristics: pored lateral line scales 49-63 (vs. 66-78); anal fin soft rays 9-10, rarely 8 (vs. usually 8, occasionally 9); dorsal fin soft rays 27-28, rarely 29 (vs. 28-29, rarely 27); pectoral fin rays 16-17 (vs. 15-16); largest front canines 2.5 to 3.2 in eye length, proportionally smaller and thinner when compared to M. ancylodon (Ref. 88197).
Body shape (shape guide): fusiform / normal; Cross section: compressed.
This species is heavily exploited throughout its range (Ref. 88197).
Livscykel och parningsbeteende
Könsmognad | Reproduktion | Lek | Ägg | Fekunditet | Larver
Carvalho-Filho, A., S. Santos and I. Sampaio, 2010. Macrodon atricauda (Günther, 1880) (Perciformes: Sciaenidae), a valid species from the southwestern Atlantic, with comments on its conservation. Zootaxa 2519:48-58. (Ref. 88197)
Status på IUCN:s rödlista (Ref. 130435: Version 2025-2 (Global))
Hot mot människor
Harmless
Mänskliga användningsområden
Verktyg
Särskilda rapporter
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Internet-källor
Uppskattningar baserade på modeller
Index för fylogenetisk mångfald (Ref. 82804) |
PD50 = 0.6250 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.00631 (0.00416 - 0.00957), b=3.09 (2.97 - 3.21), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref. 93245). |
Trofisk nivå (Ref. 69278) |
4.1 ±0.66 se; based on food items. |
Resiliens (Ref. 120179) |
Hög, lägsta populationsfördubblingstid mindre än 15 månader (K=0.6-1.1). |
Sårbarhet i fisket (Ref. 59153) |
Low vulnerability (22 of 100). 🛈 |
Näringsämnen (Ref. 124155) |
Calcium = 157 [92, 332] mg/100g; Iron = 1.26 [0.63, 2.18] mg/100g; Protein = 18.7 [17.1, 20.4] %; Omega3 = 0.24 [0.11, 0.52] g/100g; Selenium = 65.6 [33.7, 126.9] μg/100g; VitaminA = 13.2 [4.6, 39.9] μg/100g; Zinc = 1.07 [0.76, 1.55] mg/100g (wet weight); |