Table 1. The susceptibility of Vibrio harveyi strains to antibiotics (mm of inhibition zone).

Antimicrobial agent

Disk content
(µg/disk)

Vibrio harveyi

PSU 2015

AAHRC1

AAHRC2

Ampicillin

10

R (0)

R (0)

R (0)

Kanamycin

30

R (13)

R (11)

R (12)

Furazolidone

15

S (18)

I (17)

I (17)

Sulphamethoxazone-trimethoprim

25

S (21)

I (13)

I (13)

Chloramphenicol

30

S (31)

S (25)

S (26)

Oxolinic acid

2

S (19)

S (18)

S (20)

Tetracycline

30

S (27)

S (23)

S (23)

Nalidixic acid

30

S (25)

S (23)

S (24)

Norfoxazine

10

S (21)

S (21)

S (23)