Results 61 to 70 of about 1,497 (188)

Spawning Potential Ratio of Feather Back (Chitala Lopis) at Kampar River, Riau

open access: yesOmni-Akuatika, 2018
The feather back, Chitala lopis is an important economic fish, inhabit Kampar River and its population tend to decrease so that management and conservation efforts should be conducted.
Andri Warsa   +2 more
doaj   +1 more source

Determination of heavy metal levels in fishes from the lower reach of the Kelantan River, Kelantan, Malaysia [PDF]

open access: yes, 2014
This study aimed to assess the concentrations of cadmium (Cd), nickel (Ni) and lead (Pb) in the tissues of fish collected from the lower reach of the Kelantan River, Malaysia. Fishes were collected using gill nets during the dry and wet seasons.
Hashim, Rohasliney   +3 more
core  

Biodiversity in floodplains with special reference to artificial stocking [PDF]

open access: yes, 2000
A five years investigation on fish biodiversity in connection with artificial stocking was conducted in three south-western floodplains of Bangladesh from 1992 to 1996. The ten top most available and ten rarest fish species were identified.
Ehshan, M.A.   +4 more
core  

Unsupervised segmentation and clustering time series approach to Southern Africa rainfall regime changes

open access: yesGeoscience Data Journal, Volume 11, Issue 4, Page 514-530, October 2024.
The study graphical abstract showing the Southern Africa selected meteorological departments location, unsupervised time series statistical methods implemented in segmenting and clustering rainfall regime changes, key results, conclusion and recommendations.
Lovemore Chipindu   +3 more
wiley   +1 more source

Studies on the biochemical composition of some freshwater fishes. Pt. 1. Muscle [PDF]

open access: yes, 1964
Twenty five different species belonging to 16 genera of freshwater fishes were analysed for protein, fat, moisture, ash, carbohydrate, phosphorus, calcium and total iron content in their muscle. Calorific value for protein, fat and carbohydrate fractions
Jafri, A.K., Khawaja, D.K., Qasim, S.Z.
core   +1 more source

An eDNA‐based assessment of Garra cambodgiensis (stonelapping minnow) distribution on a megadiverse river, the Mekong

open access: yesEcology and Evolution, Volume 14, Issue 2, February 2024.
This study developed an eDNA‐based method to accurately monitor the distribution of Garra cambodgiensis in the Mekong River, where population declines have raised conservation concerns. The eDNA technique successfully detected G. cambodgiensis in water samples from 10 out of 21 survey sites, demonstrating its feasibility and effectiveness in the ...
Maslin Osathanunkul   +1 more
wiley   +1 more source

KARAKTERISTIK HABITAT IKAN BELIDA (Notoptera chitala)

open access: yesBAWAL Widya Riset Perikanan Tangkap, 2017
lkan belida (Notoptera chitala) adalah ikan asli Indonesia yang termasuk ikan ekonomis penting atau tinggi. lkan belida merupakan salah satu jenis ikan yang terancam kelestariannya. lkan ini termasuk dalam kelompok ikan predator yang aktif pada malam hari, memiliki habitat diwilayah tengah khususnya rawa banjir (fload plain). Pada saat musim hujan ikan
Arif Wibowo, Mas Tri Djoko Sunarno
openaire   +2 more sources

Monitoring Population Parameters for Fisheries Management: I. Species Composition, Abundance and Distribution Patterns of Fishes in Paya Bungor [PDF]

open access: yes, 1986
A one year direct monitoring study offish populations was conducted in Paya Bungor. The lake comprised 12 families and 43 species of freshwater fishes. The cyprinids dominated the fish community, contributing to about 54% followed by the catfishes (16%)
Ambak, Mohd Azmi   +1 more
core  

ĐÁNH GIÁ KHẢ NĂNG THAY THẾ BỘT CÁ BẰNG BỘT ĐẬU NÀNH LÀM THỨC ĂN CHO CÁ THÁT LÁT CÒM (CHITALA CHITALA HAMILTON, 1822)

open access: yesTạp chí Khoa học Đại học Cần Thơ, 2013
Nghiên cứu được thực hiện nhằm đánh giá khả năng thay thế protein bột cá bằng các mức protein bột đậu nành (BĐN) trong khẩu phần ăn của cá thát lát còm (Chitala chitala) giai đoạn giống có khối lượng trung bình 6,4 g/con.
Nguyễn Thị Linh Đan   +3 more
doaj  

Performance of Malawi-Zebu Cattle on-station in Malawi [PDF]

open access: yes, 2011
The cattle population of Malawi comprises of about 800 000 animals of which Malawi Zebu type cattle is predominant. Malawi's livestock breeding policy has almost exclusively focused on the dissemination of breeding animals from Government farms.
Kamwanja, L.A.   +3 more
core  

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