KRISHI VIGYAN KENDRA MURSHIDABAD
কৃষি বিজ্ঞান কেন্দ্র মুর্শিদাবাদ

West Bengal University of Animal & Fishery Sciences
Milebasa(Digha), Kalukhali, Bhagwangola-I
Pin-742135

Success story on Vietnam Koi, Fishery Science

A Success Story

on

Vietnam Koi (A. cobojius) culture in seasonal fish pond in Murshidabad district

Theme: Introduction of new breed

Name of Farmers:  Mr. Subal Sur

Location of Field: Ayeshbagh, Roshanbag, Murshidabad

Contact No.: 08536045826

Implementing Centre:    Krishi Vigyan Kendra, Murshidabad

                                    Digha, Milebasa, Bhagwangola-I

                                    Murshidabad-742135

Background:

Air-breathing fish culture is a age-old practices. But at present commercially culture this high value fishes in different area of West Bengal. Mr. Subal Sur is a rural youth of Ayeshbagh, district Murshidabad and he presently he culture this air-breathing fishes in his own pond. Before starting culture, he is not under this fisheries profession. He came in contact of Krishi Vigyan Kendra, Murshidabad in the year 2016-17. KVK, scientist Mr. S. Patra provides training and technical guidance to Mr. Subal Sur. Now he culture Vietnam koi, a new variety of exotic koi native to Vietnam in his 0.04 ha (7 katha) area.

KVK Intervention:

            KVK fishery expert provide training and technical support to Mr. Sur for culturing successfully. This is the short duration culture practices for 3-4 months only. This species have high vale and high growth rate and also FCR is 1.8. It is suitable for low water depth area and suitable for high seepage water area. Small area require for culturing this species. This species is also suitable for jute retting pond. So farmers can use as an alternative fish species like IMC.

Production Cycle:

Outcome:

This is the short duration culture system maintained for 3-4 months by farmers and sale it @ 100-150 g average fish body weight in local market. They used 26% protein fish feed for the whole culture period.

Feed requirement for 1000 nos. of Vietnam koi:

Feed

Quantity/day

Duration (Day)

Floating fish feed (26%)

600g

First 15 days

800g

Next 15 days

1000g

Next 15 days

1200g

Next 15 days

1400g

Next 15 days

1800g

Next 15 days

Production cost of Vietnam koi culture (5500 pcs. Fry):

Categories

Rate (Rs.)

Amount (Rs.)

Pond preparation

6000.00

Seed

2.0 / pc

11000.00

Feed

42/ kg

18849.00

Lime

6 /kg

720.00

Labour

1000.00

Medicine

500.00

Misc.

1500.00

Total

39569.00

Total fish production (survival rate 80%) = 440kg

Gross income @ Rs. 250/ kg = (440x 250) = 110000.00

Net profit = (110000.0-39069.0) = 70431.0

Impact:

Farmers can earn Rs. 23477.0 per month after 90 days of rearing of 5500 nos. of Vietnam koi in 0.04 ha (7 katha) pond area. Now more farmers are interested to follow Mr. Sur for culturing this species in this area.