Astroscopus ygraecum (Cuvier, 1829)

Description


Dorsal spines (total): 8; Dorsal soft rays (total): 13 - 14; Anal spines: 0; Anal soft rays: 13.

Taxonomic Hierarchy


Kingdom: Animalia

Phylum: Chordata

Class: Teleostei

Order: Perciformes/Uranoscopoidei

Family: Uranoscopidae

Genus: Astroscopus

Species: Astroscopus ygraecum (Cuvier, 1829)

Climate Zone


  • Subtropical
  • Location


  • Western Atlantic: North Carolina, USA and northern Gulf of Mexico to Yucatan, Mexico; northern coast of South America (Ref. 5217). Absent in the West Indies.
  • Biology


    Inhabits silty, sandy, or rubble bottoms (Ref. 9710). Feeds on fishes (Ref. 13628). Possesses electric organs located in a specialized pouch behind the eyes. Can discharge up to 50 volts (Ref. 10576).The electric organ discharge (EOD) rate depends on the temperature: about 500 Hz at 35°C and 50 Hz at 15°C (corresponding to the annual temperature range of the habitat of this species) (Ref. 10011). Cleithral spine with venom gland (Ref. 57406).

    Habitat


    associated