Hey dear, both agriculture and fishery have their seperate fan base, people pursue it out of their interest, since you asked about their job scope so i want tell you that each and every sector have good job scope, you just need to find the way to it, be passionate about whatever you are pursuing.

B.Sc. Aquaculture is a bachelor level Aquaculture course. It aims on the combining a strong framework in the natural sciences with an practical and management issues, understanding of health and safety issues, and business and communication experience. It is a applied science at the most functional level and is more than just fish farming. In this course subjects studied are- Zoology, Aquaculture and Biochemistry. This course is career orienting in nature.

B.Sc. Aquaculture Working Areas:

Genetics Research Centers

Aquaculture

Colleges & Universities

Agriculture Sectors

B.Sc. Aquaculture Job Scope:

Relationship Manager

Teacher & Lecturer

Aquaculture Consultant

Associate Research Scientist

Asst. Technical Manager

(B.Sc Fishries)
The program involves the application of concepts of Biology and Physical Science to a study of fish, their ecosystem, food habits, diseases occurring in them and breeding practise, etc. The program is a specialized study of:

Scientific concepts used in stages such as fish capture, processing, preservation, packing of fish and fish products, and subsequent transportation of them to other places.

Legal as well asmarketing aspectsrelated to the fishing industry.

An interdisciplinary examination of information from different fields like Oceanography, Management, Economics, Ecology, and Biology.

Various aspects related to the breeding of fish along with farming and husbandry of important types of fish and aquatic organisms.

Career opportunities in Fishries:

1. Fish Farming Consultant
2. Fisheries Development Officer
3. Aquaculture Technician

So here i have provided you with the entire knowledge about both the courses you can now choose accordingly depending on your feild pf intrest. Moreover i would suggest you to go the way you want as if you are intrested in anything you can do it way better than a thing suggested by someone else's intrest.