Overview information for Southern King Weakfish is currently being compiled by our editorial team.
Dorsal spines (total): 11; Dorsal soft rays (total): 27 - 29; Anal spines: 2; Anal soft rays: 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 .: fusiform / normal; Cross section: compressed.
Behavioural data for Southern King Weakfish is currently being reviewed.
Diet information for Southern King Weakfish is currently being compiled.
Reproduction data for Southern King Weakfish is currently being compiled.
Marine; demersal. Tropical; 18°S - 37°S, 59°W - 39°W Southwest Atlantic: from Espirito Santo Brazil south to Rio de la Plata, northern Argentina.
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