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39 articles for “Port Harcourt”
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Assessment of Metal Concentrations in Water from the Downstream Segment of New Calabar River, Port Harcourt Segment of New Calabar River, Port Harcourt
Abstract: The downstream segment of the New Calabar River, Port Harcourt has been a major source of water and sea foods for the inhabitants. The concentration of heavy and trace metals such as Cadmium (Cd), Lead (Pb), Mercury (Hg), Copper (Cu) and Iron (Fe) in water were investigated between January – December, 2016 using Atomic Absorption Spectrophotometer (AAS). The results showed that station 2 had the highest concentration of the metals …
Published in Research & Reviews : Journal of Ecology · Vol. 9, Issue 1, 2020 · pp. 1–7 Read article
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Extant Roofing Pattern and Early Decay of Residential Buildings in Port Harcourt Municipality, Rivers State
Abstract: The design and construction pattern of roofs in the tropical environment like Port Harcourt Municipality, Rivers State is a major factor that determined how functional and the life span of building components and materials. In recent time residential building components and materials had been observed to decay earlier than expected due the existing roofing pattern. This study is aimed at assessing the extant roofing pattern and identified factors responsible for …
Published in International Journal of Environmental Planning and Development Architecture · Vol. 3, Issue 2, 2025 · pp. 16–24 Read article
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Microbiological Characteristics of Water and Seafood (Oyster Tissue) from Trans-Amadiwoji Creek, Port Harcourt, Nigeria
Abstract: AbstractTrans-Amadi/Woji creek receives heavy influx of organic and inorganic matter from the surroundings which are all products of anthropogenic activities going on in the area. Assessment of microbes in water and oyster (crassotrea gasar) tissue from Trans-Amadi/Woji creek, Niger Delta were carried out for 6 months between January and June 2017. The microbial samples were collected and analyzed in the laboratory following the standard method of APHA. The total heterotrophic …
Published in Research & Reviews : Journal of Ecology · Vol. 8, Issue 3, 2019 · pp. 22–31 Read article
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Zooplankton Assemblages and Limnological Properties of the Choba Segment, Upper Reaches of New Calabar River, Port Harcourt, Nigeria
Abstract: The zoological assemblage and the limnological characteristics of the Choba segment of the upper reaches of New Calabar river, Port Harcourt was studied between March and May, 2021. Three stations were sampled for water and zooplankton using a 45 m plankton net and plastic bottles, respectively, in accordance with the APHA's standard procedure. The results showed that a total of 696 zooplankton individuals consisting of 22 species from four taxonomic …
Published in Research & Reviews : Journal of Ecology · Vol. 12, Issue 1, 2023 · pp. 1–11 Read article
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Assessment of Noise Pollution Level in Port Harcourt City: a Location Based Comparative Study
Abstract: Noise pollution has emerged as a significant environmental health concern in urban centers, particularly in rapidly developing cities like Port Harcourt, Nigeria. This study presents a comprehensive, location-based comparative assessment of ambient noise levels across selected zones within Port Harcourt metropolis, including residential, commercial, industrial, and traffic-dense areas. Sound level measurements were conducted in the different areas of Port-Harcourt metropolis. High-density and low-density residential neighborhoods, busy roadways, business centers, road …
Published in International Journal of Environmental Noise and Pollution Control · Vol. 3, Issue 2, 2025 · pp. 7–17 Read article
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The Architecture of Creek Road Market and the Image of Port Harcourt Metropolis, Rivers State, Nigeria
Abstract: Marketplaces are seen as centers of attraction in every city. Therefore, the architecture of marketplaces should be given extensive attention to attract a positive image of the city. If the architecture of a market lacks functionality, it will affect the perception of the city. Often, market designers ignore the key users of the market space and focus on providing profit-oriented spaces. This leads to the spillover of trading activities by …
Published in International Journal of Urban Design and Development · Vol. 4, Issue 1, 2026 · pp. 13–24 Read article
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Investigating Forest Gap Makers and Seedling Recruitment on Mangrove Forest Ecosystem, Onne, Rivers State, Port Harcourt
Abstract: The present study investigated forest gap makers and seedlings recruitment in mangrove forest, Onne, Rivers state, Nigeria. The aim of the present study was to examine canopy gap characteristics and their influence on mangrove forest regeneration. The specific objectives were to identify gap makers and theagents of canopy gap formation in the three mangrove formations, investigate seedling recruitment and growth in forest gap sizes in the three mangrove formations. The …
Published in Research & Reviews : Journal of Ecology · Vol. 12, Issue 2, 2023 · pp. 47–52 Read article
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Market Architecture, an Effect of Roadside Trading in Port Harcourt Metropolis. A Case Study of Rumu-Woji Market, Rivers State, Nigeria
Abstract: The challenges of road side trading along major market roads in Port Harcourt Metropolis has brought about certain menace to the city. The efforts put in place by the Rivers State government to eradicate the act of roadside trading along market roads have been proven abortive. Various means employed by the government to stop the act of roadside trading have not been successful such as, relocation of traders, barricading market …
Published in International Journal of Urban Design and Development · Vol. 3, Issue 1, 2025 · pp. 36–46 Read article
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Estimation of Stratospheric Ozone Concentration over Southern Nigeria using Neural Network: Case Study of Lagos and Port Harcourt
Abstract: The neural network model was developed to estimate the stratospheric ozone concentrations along with some meteorological parameters. The neural network was trained using monthly maximum data provided by Nigerian Meteorological Agency (NIMET) and National Aeronautics and Space Administration (NASA) over a period of 43year (1970-2012) in the towns of Lagos and Port Harcourt Ozone concentration from the two stations was estimated using a surface meteorological variable as predictors for the …
Published in Research & Reviews : Journal of Space Science & Technology · Vol. 8, Issue 1, 2019 · pp. 4–9 Read article
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Development of Mathematical Model to Predict Annual Runoff in Port Harcourt City, Rivers State, Nigeria
Abstract: This paper is aimed at monitoring and predicting annual runoff of Port Harcourt city for a classified area type and flat land of 0–5% slope. Mathematical models were developed to monitor and simulate annual runoff of an area type of 30% impervious (paved), 50% impervious (paved) and 70% impervious (paved) within the Port Harcourt city. The analysis of annual rainfall and annual runoff data gives a coefficient of determination of …
Published in Journal of Water Resource Engineering and Management · Vol. 5, Issue 2, 2018 · pp. 29–36 Read article
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Evaluation of Heavy Metal Bioaccumulation by Phytoplankton and Water, Sombriero River, Port Harcourt
Abstract: The heavy metal bioaccumulation by phytoplankton and water in Sombriero River, Port Harcourt was determined. Heavy metals and phytoplankton samples were collected from four different locations using plastic bottles and plankton net of 55um mesh size between February and April,2020. Plankton and water samples collected from the locations were analyzed for phytoplankton and concentration of the five heavy metals, iron (Fe), copper (Cu), cadmium (Cd), lead (Pb) and chromium (Cr) …
Published in Research & Reviews : Journal of Ecology · Vol. 11, Issue 2, 2022 · pp. 16–23 Read article
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Food and Feeding Habits of Parrot Grunt (Pomadasys peroteti) from New Calabar River, Port Harcourt, Nigeria
Abstract: The foods and feeding habits of Pomadasys peroteti (Parrot grunt) form New Calabar River, Port Harcourt, Rivers State, Nigeria was investigated in order to understand its food preferences and feeding habits via the stomach contents. The analyses of the stomach content were carried out by frequency of occurrence (F), number method (N), index of relative importance (IRI) and index of stomach fullness (IFS). Parts of crabs (82.2%) constituted the most …
Published in Research and Reviews : Journal of Veterinary Science and Technology · Vol. 12, Issue 2, 2023 · pp. 7–11 Read article
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Geoenvironmental Evaluation and Risk Assessment of Heavy Metals in Sediment, Minichinda Stream, Port Harcourt, Nigeria
Abstract: The pollution status and risk assessment of the heavy metals in the sediment from Minichinda stream, Port Harcourt were studied. Sediment samples collected for twelve Months from four stations were analyzed for heavy metals using spectrophotometer as in the standard method. The mean values for the respective heavy metals (mg/kg) include Cd (0.496±0.20), Cr (0.460±0.17), Pb (0.469±0.20), Cu (0.738±0.26) and Fe (15.05). The spatial mean concentration of the metals varied …
Published in Research & Reviews : Journal of Ecology · Vol. 9, Issue 2, 2020 · pp. 36–46 Read article
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Length–Weight Relationship and Condition Factor of Penaeus notialis from Amadi-Ama Creek, Port Harcourt, Nigeria
Abstract: The length-weight relationship and condition factor (CF) of Penaeus notialis from Amadi-Ama Creek, Port Harcourt, Nigeria was studied between May and July 2019. This was to provide some data that could serve as a guide in making managerial decisions on the stock. A total of 200 P.notialis were collected; sampling was done twice in a month from fishers and middlemen at the landing sites. It comprised of 103 males and …
Published in Research and Reviews : A Journal of Life Sciences · Vol. 10, Issue 3, 2020 · pp. 28–32 Read article
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Socio-Economic Impacts of Rivers State Government Ring Road Project on Residents of Port Harcourt Municipality
Abstract: As nations strive towards improving the socio-economic well-being of its citizens, efficient transportation system in the form of ring roads have become a desideratum for reducing traffic congestion and enhancing movement of goods and services. The paper examines the impacts a ring road can have on residents of project area with emphasis on Port Harcourt. The Hazard and Effect Management Process (HEMP) technique developed by SHELL was used to examine …
Published in International Journal of Rural and Regional Development · Vol. 3, Issue 1, 2025 · pp. 42–51 Read article
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Abundance of the Sleeper Fish Eleotris vittata from the New Calabar River, Port Harcourt, Nigeria
Abstract: Abundance of Eleotris vittata from the New Calabar River was studied over a period of twelve months. The study was necessitated from the unavailability of data on the species/stock in the water body. Stock abundance estimated by catch per unit effort recorded an increased catch in the dry season (55.42%) over the wet season (44.58%), the observation was similar for the sexes; males (22.72% for dry season, and 13.42% for …
Published in Research and Reviews : Journal of Veterinary Science and Technology · Vol. 8, Issue 1, 2019 · pp. 6–9 Read article
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Growth and condition of Eleotris vittata from New Calabar River Port Harcourt Nigeria
Abstract: The growth and condition of Eleotris vittata was studied in the New Calabar River from samples collected over a period of twelve months. This study was to provide the much needed data for the management of the stock as there was hardly any information on the species from that water body. Regression analysis using the power curve “W = aTLb” showed that the growth of the fish was negatively allometric …
Published in Research & Reviews : Journal of Ecology · Vol. 9, Issue 1, 2020 · pp. 14–18 Read article
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Population biology of the Sleeper fish Eleotris vittata from New Calabar River , Port Harcourt, Nigeria
Abstract: The population of Eleotris vittata was studied in the New Calabar River over a period of twelve months with the aim of providing a baseline data for the management of the stock; this was due to unavailability of information on the status of the stock. Analysis for growth using the Von Bertalanffy function revealed that length infinity was 26.34cm, parameter of curvature was 1.18cm/year, and the growth performance index was …
Published in Research & Reviews : Journal of Ecology · Vol. 8, Issue 2, 2019 · pp. 28–31 Read article
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Modeling the Rate of Chromium Retardation Influenced by Variation of Velocity in Woji River Port Harcourt
Abstract: Woji River were investigated through thorough physiochemical analysis, chromium were observed to deposit highest rate of concentration increasing the pollution rate of the River, the rate of the contaminant monitored developed various rates of concentration, the transport of chromium in woji Rivers express various influential factors, velocity of flow were the predominant parameter that reflected its pressured on the variation of transport in the River, declined rate were observed in …
Published in Journal of Water Pollution & Purification Research · Vol. 7, Issue 1, 2020 · pp. 38–48 Read article
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Comparative Growth and Condition of Liza grandisquamis from Elechi and Amadi-Ama Creeks, Port Harcourt, Nigeria
Abstract: Growth and condition of Liza grandisquamis was assessed in two natural environments to create baseline information for accessing the fish stock. Regression analysis using the power curve W=aLb indicated a negative allometric growth in both water bodies. The difference in coefficient of growth for the two water bodies was not significant. Linear relationship between the length and weight variables was similar. Condition factors for the water bodies were significantly different …
Published in Research and Reviews : A Journal of Biotechnology · Vol. 9, Issue 3, 2019 · pp. 1–4 Read article