Salt Treatment Concentrations
Table 1. Salt Treatment Categories
Treatment
Purpose
Dosage
Duration
Salt Bath
as immediate treatment to parasitic infestation and bacterial infection
2.5% - 3%
- about 1 to 1.2 pounds of salt per 5 gallons of water
2-5 minutes, depending on fish's health; remove fish at once if it loses balance
Salt Therapy
as a long-term treatment to help sick fish defend against parasites and recover in the pond
0.3% - 0.5%
- about 2.4 to 4 pounds of salt per 100 gallons of water
2-4 weeks
Pond Salting
to maintain a stable salt concentration level in the pond
0.2%-0.4%
- about 1.6 to 3.2 pounds of salt per 100 gallons of water
indefinite
Table 2. Salt Concentration Look-up Table
% Dosage
Salt
Water
2.5%
1 pound
5 gallons
2 pounds
10 gallons
4 pounds
20 gallons
6 pounds
30 gallons
10 pounds
50 gallons
20 pounds
100 gallons
3%
1.2 pounds
2.4 pounds
4.8 pounds
7.2 pounds
12 pounds
24 pounds
0.3%
250 gallons
500 gallons
1000 gallons
120 pounds
5000 gallons
0.4%
1.6 pounds
3.2 pounds
8 pounds
16 pounds
32 pounds
160 pounds
0.5%
40 pounds
200 pounds
0.2%
2500 gallons
80 pounds
10000 gallons
60 pounds
240 pounds
320 pounds