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52852

Drying Profiles and Quality Evaluation of Smoke-Dried Catfish (Burchell, 1822) Using Traditional and Ecologically Friendly Kilns in Lagos, Nigeria

Article

Last updated: 22 Jan 2023

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Abstract

Catfish processing by smoke-drying using Traditional Drum Kiln (TDK) is a major source of livelihood in Nigeria. Challenges of standardization of smoke-drying process and quality of smoke-dried fish product prompted the construction of Ecologically Friendly Kiln (EFK). TDK was built according to existing standards while EFK was built to have flame, drying and electronic chambers and smoke filters were also installed. Smoke-drying was carried out for an average of twenty-four hours at a stretch at a temperature range of 60 - 80 0C. Drying profiles were determined by calculating weight loss against time using both kilns while sensory and shelf-life parameters were ascertained with the use of a ten-man panel. EFK fitted with two layers of 0.3 cm smoke filters showed the least clogging and also had best drying profile while smoke-drying using TDK had to be stopped at eighteen hours because the smoke-dried catfish product was becoming very brittle. The sensory parameters of appearance, odour, taste, and flavour although were all scored high by the sensory panel, were significantly higher with the catfish samples smoke-dried using EFK. Mould growth was found to be significantly lower in samples smoke-dried using EFK. This study showed that maintaining smoke-drying temperature between 60 - 80 0C generally produced high-quality smoke-dried fish but smoke-drying using Ecologically Friendly Kiln produced fish with significantly higher sensory and shelf life quality.

DOI

10.21608/eajbsz.2019.52852

Keywords

catfish, Traditional Drum Kiln, Ecologically Friendly Kiln, Smoke-drying, Lagos

Authors

First Name

Ogunbambo

Last Name

Mogbonjubola

MiddleName

Mutiat

Affiliation

Department of Marine Sciences, Faculty of Science, University of Lagos, Akoka-Yaba, Lagos State, Nigeria

Email

mmogunbambo@gmail.com

City

Lagos

Orcid

-

Volume

11

Article Issue

2

Related Issue

5330

Issue Date

2019-05-01

Receive Date

2019-09-26

Publish Date

2019-05-01

Page Start

147

Page End

156

Print ISSN

2090-0759

Online ISSN

2090-0821

Link

https://eajbsz.journals.ekb.eg/article_52852.html

Detail API

https://eajbsz.journals.ekb.eg/service?article_code=52852

Order

10

Type

Original Article

Type Code

672

Publication Type

Journal

Publication Title

Egyptian Academic Journal of Biological Sciences, B. Zoology

Publication Link

https://eajbsz.journals.ekb.eg/

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Details

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Article

Created At

22 Jan 2023