A study on the effects of volcanic ash on the growth and mortality of Tilapia nilotica fingerling and junevile

Date of Publication

1992

Document Type

Bachelor's Thesis

Degree Name

Bachelor of Science in Biology

Subject Categories

Biology

College

College of Science

Department/Unit

Biology

Abstract/Summary

Tilapia nilotica fingerlings and juveniles were exposed to high (2-3 g/L), median (1.2-4, g/L) and low (0.4-0.6 g/L) concentrations of volcanic ash for a period of 90 days of three months. Such exposure did not cause mortality but instead, helped in the promotion of algae (an alternative feed), leading to differences in feeding habits between the control and the treatment group (the control consumed less feeds). After the experiment, the tissues of the different organs (gills, liver and intestine) of the control as well as the treatment group were observed. It was reported that there is no detectable abnormalities between the sample of the control and the treatment group.

Abstract Format

html

Language

English

Format

Print

Accession Number

TU06404

Shelf Location

Archives, The Learning Commons, 12F, Henry Sy Sr. Hall

Physical Description

61 leaves ; Computer print-out.

Keywords

Tilapia; Volcanic ash, tuff, etc; Fishes--Growth; Fishes--Mortality

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