Johnius elongatus Lal Mohan, 1976

Description


Dorsal spines (total): 10 - 11; Dorsal soft rays (total): 25 - 29; Anal spines: 2; Anal soft rays: 7. Snout swollen, projecting beyond the ventral mouth. Mental pores surrounded by thickened skin, produced into two short, irregular tags between the median and first lateral pores. Teeth differentiated into large and small upper jaw, those in the outer row close-set and enlarged, but not canine-like. Lower jaw teeth uniformly villiform. Sagitta with a tadpole-shaped impression, the "tail" of which is expanded and deepened as a hollow cone. Gillrakers short and narrow, 6 or 7 on lower limb of first arch. Second part of dorsal fin with 1 spine and 25-229 soft rays. Swim bladder hammer-shaped, with 13 or 14 pairs of arborescent appendages, the first branching in the head.

Taxonomic Hierarchy


Kingdom: Animalia

Phylum: Chordata

Class: Teleostei

Order: Eupercaria/misc

Family: Sciaenidae

Genus: Johnius

Species: Johnius elongatus Lal Mohan, 1976

Climate Zone


  • Tropical
  • Biology


    Occurs in coastal waters. Feeds on benthic worms and crustaceans. Marketed fresh and also dried salted.

    Habitat


    demersal

    Conservation Status


    Data deficient

    Threat to Humans


    Harmless