Fish Byproducts and Waste Utilization

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Hauzoukim

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Core Courses

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Course Name : Fish Byproducts and Waste Utilization

Code(Credit) : FSPT3207(1-1-0)

Course Objectives

1. To identify a way to convert waste from fish processing
2. To study about the nutritional value of fish byproducts

Course Outcomes

COs Course outcomes Mapping COs with POs
CO1 Understand the definition,  types of fish waste, and products developed from fish waste. PO1,PO2,PO5
CO2 Better utilization of fish processing waste. PO5, PO7
CO3 Skilled to prepare by different fish by-products. P04

PO1: Knowledge enhancement.

PO2: Professional and Entrepreneurial Skill development.

PO4: Problem Solving.

PO5: Environment and Sustainability

PO7: Communication & Extension Skill

Course Syllabus

Theory
1. Fish meal. Dry reduction and wet reduction methods – specification – packaging and storage.
2. Fish oil – body oil – liver oil – extraction – purification – preservation – storage – application.
3. Shrimp wastes – chitin – chitosan-production – uses.
4. Fish protein concentrate.
5. Fish hydrolysate, partially hydrolyzed and deodorized fish meat, functional fish protein concentrate and their incorporation to various products.
6. Fish silage – acid silage – fermented silage – application.
7. Fish maws, shark leather, fish glue, fish gelatin, isinglass, pearl essence,
8. Shark fin rays, beach-de-mer.
9. Biochemical and pharmaceutical products.
10. Utilization of seaweeds: agar agar, algin, carrageenan.

Practicals:
1. Preparation of fishmeal, fish manure
2. Fish body oil, fish liver oil,
3. Fish maws, isinglass,
4. Preparation of acid and fermented silage,
5. Fish glue, fish gelatin, fattice, pearl essence,
6.Chitin, chitosan
7. Preparation of fish protein concentrate and fish hydrolysate.

Suggested books
1. Post-harvest Technology of Fish and Fish Products- K.K. Balachandran
2. Advances in Fish Processing Technology By D.P. Sen
3. Seafood Quality by C.I.F.T

Session Plan

Session 1

1. Fish meal. Dry reduction and wet reduction methods
Note-FISH MEAL

Video-Fish meal preparation
Video-Fish Meal and Fish oil

Session 2

Practical-Preparation of fish meal and fish manure

Session 3

2. Fish oil
Note-Fish Oil

Video-Fish oil preparation

Session 4

Practical-Fish body oil, fish liver oil,

Session 5

3. Shrimp wastes – chitin – chitosan
CHITIN,
Chitosan & Usage

Chitin and Chitosan for waste water treatment
Chitin and Chitosan preparation
Chitosan Preparation in Lab

Session 6

Practical-Preparation of chitin and chitossan
Chitosan Preparation in Lab

Session 7

4. Fish protein concentrate
Fish protein concentrate

Fish Protein Concentrate

Session 8

Practical-Preparation of Protein Concentrate and Fish Hydrolyssate

Session 10

5. Fish hydrolysate, partially hydrolyzed and deodorized fish meat
PARTIALLY HYDROLYSED AND DEODORISED FISH MEAL

fph

Fish Hydrolysate

Session 11

Fish silage – acid silage – fermented silage – application
Fish silage
CIWAFish SilageTechnology

Session 12

Practical-Preparation of acid and fermented silage

Session 13

7. Fish maws, shark leather, fish glue, fish gelatin, isinglass, pearl essence
Fish glue, gelatin, isinglass pearl essence
Gelatin
PREPARATION OF ISINGLASS
PREPARATION OF PEARL ESSENCE

Fish glue from fish bladder
Isinglass
Fish gelatine
Collagen from fish Scale

Session 14

Practical- Fish glue, fish gelatin, fattice, pearl essence

Session 15

8. Shark fin rays, beach-de-mer
Shark Fin Processing

processing_sea_cucumbers_into_beche-de-mer_-_a_manual_for_pacific_island_0 (2)

Session 16

8. Shark fin rays, beach-de-mer
Shark Fin Processing

processing_sea_cucumbers_into_beche-de-mer_-_a_manual_for_pacific_island_0 (2)

Shark fin ray processing
Shark fin rays
Shark processing
Sea cucumber processing- Beche-de-mer

Session 17

Preparation of Fish Maws and Isinglass

Session 18

9. Biochemical and pharmaceutical products
Biochemical and Pharmaceutical products

Byproduct from fish scale

Session 19

10. Utilization of seaweeds: agar agar, algin, carrageenan.
Seaweed utilization

Seaweed production

Assignment Topics:

  1. Preparation of gelatin from the fish scale.
  2. Preparation of chitin from shrimp shell.
  3. Preparation of chitosan from shrimp shell.
  4. Preparation of fish oil from fish waste.
  5. Preparation of fish meal from fish waste.
  6. Preparation of fish silage.
  7. Preparation of fish hydrolysate.
  8. Preparation of fish manure.
  9. Preparation of bone powder.

Model Question Paper:

Click here for the model question paper  FSPT 3207

Case Studies

Case Studies

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Hauzoukim

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Ms. Hauzoukim is expertise in value-added fish products, their quality and biochemical assessment, and utilization of fish waste for various purposes. She had completed her M.F.Sc from Post Harvest Technology discipline of ICAR-Central Institute of Fisheries Education, Mumbai. During her Master’s research, she worked on “Development of smoked fish products: Improvement in functionality of coated […]