Groundwater quality's impact on African catfish hatchery in Abia.

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Journal name: World Journal of Pharmaceutical Research
Original article title: The evaluation of groundwater quality on successful hatchery culture of african catfish (clarias gariepinus) in ikwuno oboro, abia state
The WJPR includes peer-reviewed publications such as scientific research papers, reports, review articles, company news, thesis reports and case studies in areas of Biology, Pharmaceutical industries and Chemical technology while incorporating ancient fields of knowledge such combining Ayurveda with scientific data.
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Original source:

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Author:

Nwakanma C. and Okwum C


World Journal of Pharmaceutical Research:

(An ISO 9001:2015 Certified International Journal)

Full text available for: The evaluation of groundwater quality on successful hatchery culture of african catfish (clarias gariepinus) in ikwuno oboro, abia state

Source type: An International Peer Reviewed Journal for Pharmaceutical and Medical and Scientific Research


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Summary of article contents:

Introduction

The study evaluates the quality of groundwater and its impact on the hatchery culture of African Catfish (Clarias gariepinus) in Ikwuno Oboro, Abia State, Nigeria. Groundwater sampling was performed to assess various parameters such as pH, temperature, alkalinity, dissolved oxygen, and salinity and their influence on the fertility, hatchability, and survival rate of fish broodstock. The results aim to provide insights for improving aquaculture practices by understanding how water quality affects fish breeding outcomes in the selected region.

Impact of Water Quality on Hatchability

One of the critical findings of the study is the importance of specific water quality parameters on hatchability rates. The experiment revealed no significant differences in the hatchability rates between the three groundwater sources examined: Ahuwa, Umuigu, and Ndioro. However, the water from Umuigu showed a slightly higher hatchability rate compared to the others. The study also identified that the average pH levels were within acceptable ranges for catfish breeding, suggesting that maintaining optimal water conditions is essential for fish farming success.

Fertility and Survival Rates

The results indicate that the fertility rates for the eggs across the different water sources did not vary significantly, highlighting that borehole water quality is generally suitable for fish breeding. Upon analyzing the survival rate of the larvae, it was found that while the survival percentages were within acceptable limits, the differences were not statistically significant. This finding suggests that water quality, including variables such as salinity and dissolved oxygen, may not drastically affect the survival rates of Clarias gariepinus but is still crucial for optimal conditions.

Role of Environmental Factors

The study underscores the combined role of environmental factors such as temperature, pH, dissolved oxygen, and hardness levels on the overall breeding outcomes of Clarias gariepinus. It was noted that while temperature and salinity across treatments were not significantly different, variables such as alkalinity and total hardness displayed varying degrees of significance. These insights suggest that even minimal variations in groundwater quality can influence the breeding productivity of catfish, necessitating regular monitoring and management for efficient aquaculture practices.

Conclusion

In conclusion, the research demonstrates that groundwater quality plays a pivotal role in the successful breeding of African catfish (Clarias gariepinus). The findings indicate that borehole water from the assessed locations—Ahuwa, Umuigu, and Ndioro—provides equally favorable conditions for fish culture, thus advocating for their use in hatchery practices. To enhance aquaculture yield, continued emphasis on monitoring water quality parameters is recommended to further optimize the breeding and survival of fish larvae, ensuring sustainable practices in the industry.

FAQ section (important questions/answers):

What was the purpose of the groundwater quality evaluation study?

The study aimed to evaluate the groundwater quality's impact on the hatchability and survivability of African Catfish (Clarias gariepinus) in Ikwuno Oboro, Abia State, Nigeria.

What water quality parameters were measured in the study?

The study measured pH, temperature, alkalinity, dissolved oxygen, salinity, and total hardness to assess their significance on the hatchability and survival rates of the catfish.

How were the fish used in the experiment obtained?

The African catfish broodstock, averaging 1.16kg for males and 1.15kg for females, were purchased from a reputable fish farm and acclimatized to the new environment.

What was the relation between water temperature and catfish culture?

The water temperature recorded during the study ranged from 27.6°C to 28.4°C, which is within the acceptable range (26°C-30°C) for culturing catfish.

Were the fertilization and hatchability results significant across treatments?

The fertilization and hatchability results varied, with no significant differences across the treatments, indicating that groundwater quality from various sources can be used for breeding.

What are the recommendations based on the study findings?

The study recommends using groundwater from Ahuwa, Umuigu, and Ndioro for culturing African catfish, as all sources showed comparable effectiveness for hatchability and survival rates.

Glossary definitions and references:

Scientific and Ayurvedic Glossary list for “Groundwater quality's impact on African catfish hatchery in Abia.”. This list explains important keywords that occur in this article and links it to the glossary for a better understanding of that concept in the context of Ayurveda and other topics.

1) Water:
Water is an essential resource for all aquatic life, including fish. Its quality significantly influences the health, growth, and reproductive success of species like African catfish. In aquaculture, parameters such as pH, dissolved oxygen, and salinity are crucial for maintaining optimal living conditions for fish larvae and fry.

2) Fish:
Fish are aquatic vertebrates and an essential part of the ecosystem. Species such as African catfish are commercially important in aquaculture due to their fast growth and resilience. Understanding their life cycle and breeding requirements is vital for successful fish farming, which contributes to food security and economic development.

3) Quality:
Quality refers to the condition or characteristics of a substance, in this case, water quality. It encompasses parameters like pH, dissolved oxygen, and hardness, all critical for fish health in aquaculture. Poor water quality can lead to low hatchability and survival rates, impacting fish farming profitability.

4) Study (Studying):
The study refers to the systematic investigation conducted to evaluate the effects of groundwater on the hatchability and survivability of African catfish. Research like this is integral in aquaculture, providing insights into how environmental factors influence fish breeding success and sustainability in commercial practices.

5) Table:
Tables are structured presentations of data that summarize and compare key parameters, such as water quality measurements. They are essential in research for clear communication of results, allowing readers to easily grasp trends and significant differences in findings that impact fish breeding outcomes.

6) Container:
In aquaculture, containers are used for breeding and rearing fish fry. The appropriate design and management of these containers affect water quality, oxygen levels, and overall health of the fish. Using suitable containers can promote better survival rates and efficient resource management.

7) Agriculture:
Agriculture encompasses a broader field of food production, including aquaculture. Understanding agricultural practices and their sustainable implementation is essential for enhancing food security. Fish farming, as part of agriculture, supports local economies and provides a reliable protein source in many developing regions.

8) Developing:
Developing refers to nations or regions that are in the process of economic growth and improvement. In the context of aquaculture, developing areas often face challenges such as resource management and low breeding efficiency, making studies like this critical for improving fish production practices.

9) Species:
Species are groups of organisms that can interbreed. The African catfish is a significant species in aquaculture due to its economic value. Understanding the specific needs of different fish species is essential to optimize breeding practices and ensure healthy populations in farming environments.

10) Pur:
Poor conditions often refer to suboptimal factors that negatively affect fish health and survival, such as low water quality, inadequate breeding conditions, and inadequate feeding practices. This term highlights the challenges faced by fish farmers and the need for improved management strategies in aquaculture.

11) Male:
In the reproductive context, male refers to the gender of fish that produces sperm. For species like African catfish, understanding the role of male broodstock in breeding success is critical. Males are involved in fertilization processes, which affect hatchability and subsequent survival rates of fry.

12) Life:
Life denotes the biological processes and existence of organisms, including fish. In aquaculture, ensuring healthy life stages from egg to fry is vital for production. Factors impacting fish life, such as water quality and nutrition, must be monitored to promote successful breeding and growth.

13) Toxicology:
Toxicology is the study of harmful effects of substances on living organisms. In aquaculture, understanding toxicology is essential for managing water quality and assessing contaminants that could affect fish health. This knowledge aids in mitigating risks associated with pollutants and ensures sustainable farming practices.

14) Toxicity:
Toxicity refers to the degree to which a substance can harm organisms. Monitoring water toxicities, such as heavy metals or chemical residues, is crucial in aquaculture to prevent adverse effects on fish health. Low toxicity levels are essential for fostering healthy environments for fish breeding.

15) Disease:
Disease refers to any abnormal condition adversely affecting fish health. In aquaculture, diseases can significantly impact fish production, leading to economic losses. Proper management of water quality and nutrition is critical in preventing diseases and ensuring robust fish populations in farming operations.

16) Farmer:
A farmer is an individual engaged in agricultural activities, including aquaculture. Fish farmers play a crucial role in food production and economic development. Understanding their practices and challenges is necessary for designing effective support systems that enhance fish farming efficiency and sustainability.

17) Edema (Oedema):
Edema refers to the accumulation of fluid in tissues, which can impact fish health. In aquaculture, monitoring health conditions like edema is vital for appropriate disease management. Ensuring optimal water conditions can help minimize stress-related health issues in farmed fish populations.

18) Post:
Post, in this context, refers to the period after a specific event, such as fertilization and hatching. Monitoring post-hatching survival rates is essential in aquaculture to evaluate the effectiveness of breeding practices and water quality conditions, as these factors directly influence fry development.

19) Measurement:
Measurement refers to the process of determining the characteristics of water quality parameters, such as pH and dissolved oxygen. Accurate measurements are crucial in aquaculture for assessing environmental conditions that influence fish health, breeding success, and overall productivity in fish farming operations.

20) Observation:
Observation is the act of monitoring fish behavior, health, and environmental conditions. In aquaculture, systematic observation of fry activity and water quality helps in making informed decisions to enhance survival rates and ensure that conditions meet the requirements for successful fish culture.

21) Discussion:
Discussion is an analytical conversation surrounding research findings. In this context, it focuses on interpreting the results related to groundwater quality and its impact on African catfish breeding. Effective discussions help elucidate the implications of findings and guide future research and practical applications.

22) Pesticide:
Pesticides are chemicals used to kill pests that can also contaminate water sources. In aquaculture, the presence of pesticides in water can negatively affect fish health and reproduction. Monitoring and managing pesticide levels are crucial for maintaining suitable environments for fish farming.

23) Activity:
Activity refers to the behavior and movement of fish in response to their environment. In aquaculture, observing fry activity is essential for assessing health and welfare. Healthy activity levels in fish can indicate good water quality and optimal living conditions during the rearing phase.

24) Adhikarin (Adhikari):
Adhikari is likely a reference to a researcher or study mentioned in the context of aquatic toxicity or husbandry. These studies provided foundational knowledge impacting fish breeding practices, emphasizing the need for informed management decisions based on existing research findings to enhance aquaculture success.

25) Surface:
Surface, in aquaculture, relates to the top layer of water where interactions with the environment occur. Understanding surface conditions, such as oxygen transfer and temperature variations, is crucial for maintaining healthy fish habitats and maximizing larvae survival during aquaculture practices.

26) Reason:
Reason refers to the rationale behind decisions made in fish farming practices. Understanding the reasons behind water quality management and breeding techniques helps farmers adopt best practices that improve hatchability, survival rates, and overall fishing productivity in controlled environments.

27) Silver:
Silver often refers to the metal, but in the context of aquaculture, it may relate to studies on its toxicity to fish. Research on the effects of silver contamination on fish species is vital to avoid exposing aquatic organisms to harmful substances that could hinder growth and reproduction.

28) Medium:
Medium refers to the environment in which fish are reared, such as water. Proper management of the medium is crucial in aquaculture to ensure optimal conditions for fish growth and breeding. Quality water medium supports the healthy development of fish larvae and fry.

29) Blood:
Blood in the context of fish refers to the fluid transporting nutrients and oxygen. Understanding fish physiology, including blood oxygen levels and circulation, is vital for assessing health and managing breeding practices. Healthy blood functions indicate the overall well-being and vitality of the fish.

30) Tank:
A tank is a controlled aquatic environment used for breeding fish. Tanks provide a manageable space for monitoring water quality and fish health. Proper management of tank conditions is critical for ensuring successful hatching and growing juvenile fish in aquaculture settings.

31) Food:
Food is essential for growth and development of fish. In aquaculture, providing the right nutrition is imperative for healthy breeding and fry survival. Quality feed supports metabolic processes crucial for growth rates and the overall success of fish farming endeavors.

32) Cage:
A cage is an enclosure used in aquaculture to rear fish in natural water bodies. Cages facilitate controlled feeding and monitoring while allowing for natural environmental interactions. Optimal conditions within cages can enhance fish growth and improve overall aquaculture productivity.

33) Salt (Salty):
Salt, particularly concerning salinity, plays a role in maintaining osmotic balance in aquatic organisms. In aquaculture, monitoring salinity levels is essential to ensure fish health. Excessive salt can pose risks to fish, altering osmoregulation and leading to stress or mortality.

Other Science Concepts:

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Discover the significance of concepts within the article: ‘Groundwater quality's impact on African catfish hatchery in Abia.’. Further sources in the context of Science might help you critically compare this page with similair documents:

Dissolved oxygen, Total Hardness, Acclimatization period.

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