scholarly journals Implications of alcohol consumption of fishers in three major reservoirs of Sri Lanka on some aspects of reservoir fisheries management

2019 ◽  
Vol 13 (2) ◽  
pp. 1
Author(s):  
E. S. Wickremasinghe ◽  
C. M. B. Dematawewa ◽  
U. Edirisinghe
Marine Policy ◽  
2015 ◽  
Vol 57 ◽  
pp. 69-77 ◽  
Author(s):  
K.H.M. Ashoka Deepananda ◽  
Upali S. Amarasinghe ◽  
Udith K. Jayasinghe-Mudalige

2018 ◽  
Vol 2018 ◽  
pp. 1-7 ◽  
Author(s):  
Sameera Senanayake ◽  
Shanthi Gunawardena ◽  
Mahesh Kumbukage ◽  
Champika Wickramasnghe ◽  
Nalika Gunawardena ◽  
...  

Background. Adolescence is defined by the World Health Organization (WHO) as “the transition period from childhood to adulthood”. Increases in autonomy during this period, willingness to experiment, and peer influence create an environment of taking high-risk decisions influencing adolescent health, such as substance abuse and smoking. The current study was conducted to estimate the prevalence of smoking, alcohol consumption, and illegal substance abuse and their determinants on in-school adolescents using data from the Global School-based Student Health Survey, Sri Lanka in 2016. Methods. A cross-sectional survey was conducted among 3,650 students using a self-administered questionnaire in government schools. Weighted prevalence was calculated, and logistic regression analysis was conducted to determine the correlates. Results. The prevalence of current alcohol, smoking, smokeless tobacco consumption, and substance abuse, 30 days before the survey, was 3.4% (95% CI 2.6 - 4.3), 3.6% (95% CI 2.5-5.0), 2.3% (95% CI 1.5-3.7), and 2.7% (95% CI - 1.7-4.2%). Male sex and involvement in physical fighting were independently associated with increased risk in all four substance categories assessed. Multivariate analysis using multiple logistic regression revealed that only the male sex and involvement in physical fighting were correlates for four substance categories assessed when confounding effects of other variables were accounted for. Being in the 16-17 age category, parents’ tobacco use and seeing actors consuming alcohol on TV increased the risk of alcohol consumption, smoking, and smokeless tobacco. Having ever attempted suicide was positively associated with increased risk for alcohol consumption, smoking, and illegal substance abuse. Conclusion. Alcohol use, smoking, smokeless tobacco use, and illegal substance abuse by students remain a concern in Sri Lanka and implementing life skills-based interventions at schools is recommended.


2021 ◽  
Vol 6 (1) ◽  
pp. 47-51
Author(s):  
E. A. Shanika D. Somathunga ◽  
D. M. Sithara H. Dissanayaka ◽  
D. R. Dilini L. Ratnayake ◽  
Ruwan D. Jayasinghe

  Objective: To assess awareness of oral cancer and OPMDs among patients attending for dental treatment at the University Dental Hospital, Peradeniya. Methods and materials: A self-administered questionnaire was used to collect information from 500 randomly selected outpatients attended the University Dental Hospital, Peradeniya, Sri Lanka. The questionnaire included questions to ascertain information on socio-demographic parameters, awareness of oral cancer and OPMDs, habits of betel chewing, smoking and alcohol consumption.Results: 43.2% of the respondents were satisfactorily aware of the possibility of occurrence of oral cancer and OPMDs. From all the individuals who were participated to this questionnaire, 16 (3.2%) of individuals have a habit of betel chewing, 4.2% of individuals have a habit of smoking and 8.3% of individuals have a habit of alcohol consumption, respectively while having a satisfactory awareness about oral cancer and OPMDs. Conclusions: This survey revealed that most of the patients attending the hospital were not in a satisfied level of awareness about oral cancer and OPMDs. Knowledge about the causal relationships with betel chewing was low compared to tobacco smoking and alcohol consumption.      


<em>Abstract</em>.—Historically, striped bass <em>Morone saxatilis</em> summer kills have been attributed to two mechanisms: stressors associated with crowding when striped bass are confined in isolated, cool refuges; and thermal stress or energetic deficit when hypolimnetic hypoxia (dissolved oxygen less than 2 mg/L) forces them into high-temperature surface waters. Here, we present observations suggesting that a third mechanism may account for some of these striped bass mortality events. During summer stratification, many relatively deep southeastern reservoirs develop hypoxia in the metalimnion, as well as near the bottom, isolating a layer of oxygenated hypolimnetic water between them. As these hypoxic zones expand in thickness and severity of oxygen depletion, the oxygenated layer between them shrinks both horizontally and vertically, and its oxygen content declines. Evidence suggests that striped bass summer kills can occur when fish are trapped in this isolated layer and its oxygen concentration declines below 2 mg/L or disappears altogether. The presence of coolwater forage fish such as alewife <em>Alosa pseudoharengus </em>or blueback herring <em>A. aestivalis </em>may increase the risk of striped bass kills by attracting them into the hypolimnetic oxygenated layer where they may become trapped. We draw upon examples from two southeastern reservoirs to illustrate this phenomenon, and discuss its implications for reservoir fisheries management, as well as possible approaches to minimize or avoid impacts.


2008 ◽  
Vol 43 (2) ◽  
pp. 171-173 ◽  
Author(s):  
T. G. H. C. Ferdinandis ◽  
H. J. De Silva

2017 ◽  
Vol 1 (1) ◽  
pp. 3-15
Author(s):  
Udaya Ralapanawa ◽  
Sampath Tennakoon ◽  
Thilak Jayalath ◽  
Milinda Bandara ◽  
Noorika Wickramasurendra ◽  
...  

Background Hypertension is one of the most prevalent risk factors for myocardial infarction, strokes, congestive cardiac failure and chronic kidney disease (CKD)and its prevalence is significantly higher inthe elderly population. Objectives To assess the demography, various presentations and the prevalence of risk factors among elderly hypertensive patients followed up in a tertiary care hospital in Sri Lanka. Materials and Methods This was a cross sectional descriptive study involving 250 patients whoseage was 60 years or above onantihypertensives for at least 6 months. Results Approximately 65.2% of the study population was female. The mean age was 70.17.Dizziness and chest pain were the most prevalent symptoms.The mean age at first detection was 58.17 years.Mean SBP and DBP were 128.5mmHg and 81.14mmHg respectively. The prevalence of alcohol consumption and smoking among men were 70.1% and 72.4% respectively. Approximately 54.7% were either overweight or obese.Approximately 81.6% females and 41.4% males had a waist circumference ofmore than therisk level with p-value<0.05. Approximately 36% had diabetes mellitus and 27.6% of the patients had at least one parent and 36.8% had at least one sibling diagnosed with hypertension. Approximately 61.3% of the patients hadadequate levels of physical activity while 31.8% had IHD,11.5% had stroke and 3.8% had CKD. Conclusion Dizziness and chest pain were the most disturbing symptoms while abdominal obesity among females,and alcohol consumption and smoking among males were the major risk factors in elderly hypertensive patients


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