Results 61 to 70 of about 650 (149)

Semi‐Artificial Breeding Report of Endangered Chitala lopis Using Hormonal Induction Treatments

open access: yesAquaculture, Fish and Fisheries, Volume 6, Issue 4, August 2026.
The graphical abstract of the first successful semi‐artificial breeding of the endangered Giant Featherback (Chitala lopis, Bleeker 1851) by hormonal induction ABSTRACT Reproductive maturity of Chitala lopis is critical for preventing species loss, as the species was previously listed as critically endangered on the IUCN Red List.
Boby Muslimin   +18 more
wiley   +1 more source

Chromosomal characterization of the bonytongue Arapaima gigas (Osteoglossiformes: Arapaimidae)

open access: yesNeotropical Ichthyology
The mitotic chromosomes of the pirarucu Arapaima gigas inhabiting the middle Araguaia River and collected in the municipality of Araguaiana (MT, Brazil) were studied.
Debora Karla Marques   +2 more
doaj   +1 more source

Review of the southern African slender stonebashers, genus Heteromormyrus Steindachner 1866 (Teleostei: Mormyridae), with description of six new species

open access: yesJournal of Fish Biology, Volume 108, Issue 1, Page 128-163, January 2026.
Abstract Recent molecular studies have advanced our knowledge of the taxonomic diversity and generic placement of the slender stonebashers, previously placed in the genus Hippopotamyrus, in southern Africa. These fishes were recently transferred to the genus Heteromormyrus whose range encompasses the Kwanza, Kunene, Okavango, Zambezi, Pungwe and Buzi ...
Tadiwa I. Mutizwa   +3 more
wiley   +1 more source

Anthropogenic Factors Drive the Depletion of Fish Functional Β Diversity Within and Outside Two National Reserves in the Peruvian Amazon

open access: yesAquatic Conservation: Marine and Freshwater Ecosystems, Volume 35, Issue 12, December 2025.
ABSTRACT Understanding the impact of human activities on fish communities is critical for the effective conservation of Amazonian ecosystems. In this study, we sampled environmental DNA (eDNA) from 17 sites (lakes and rivers) in two Peruvian national reserves, Pacaya‐Samiria and Allpahuayo‐Mishana, using a metabarcoding approach with four genetic ...
B. Prat   +6 more
wiley   +1 more source

Reproduction and development of the asian bronze featherback Notopterus notopterus (Pallas, 1769) (Osteoglossiformes, Notopteridae) in captivity

open access: yesZoosystematics and Evolution, 2017
Experimental data demonstrate that the environmental factors decreasing conductivity, slight variation of temperature, and water level have no influence on gonad development or courtship behavior in Notopterus notopterus.
Honesty Yanwirsal   +2 more
doaj   +3 more sources

Fish Biodiversity at Kawadighi Haor of Northeastern Bangladesh: Addressing Fish Diversity, Production and Conservation Status

open access: yesAquatic Sciences and Engineering, 2022
This research was conducted to explore the status of fish species diversity and production in the Kawadighi Haor of northeastern Bangladesh. Data were collected biweekly through direct catch assessment surveys, focus group discussions, and personal ...
Md. Abu Hena Mostofa Kamal   +5 more
doaj   +1 more source

Megalocytivirus: A Review of Epidemiology, Pathogenicity, Immune Evasion, and Prevention Strategies

open access: yesReviews in Aquaculture, Volume 17, Issue 3, June 2025.
ABSTRACT Megalocytivirus, a large double‐stranded DNA virus belonging to the Iridoviridae family, has infected over 100 species of fish, leading to significant economic losses in the aquaculture, food, and ornamental fish industries. These viruses exhibit icosahedral symmetry and have diameters ranging from 120 to 200 nm.
Changjun Guo   +4 more
wiley   +1 more source

Current status and prospects for efficient aquaculture of the African bonytongue, Heterotis niloticus (Cuvier, 1829): Review

open access: yesJournal of the World Aquaculture Society, Volume 56, Issue 2, April 2025.
Abstract The aquaculture industry plays a crucial role in global food production and is expected to expand in response to the increasing demand for aquatic products. To sustain this growth, aquaculturists must develop new strategies and improve existing practices to address various challenges. In Africa, the sustainable development of aquaculture could
Missinhoun Dagoudo   +2 more
wiley   +1 more source

Preliminary study of fish diversity in Borda Dam, Taluka Wani, District Yavatmal (M.S.), India

open access: yesEnvironment Conservation Journal
Fresh water is essential to human society and the survival of all terrestrial ecosystems. Despite the fact that India possesses a diverse range of fresh water resources, most systems are under pressure from anthropogenic activity, posing major threats ...
Patharde Sandesh Baburao   +1 more
doaj   +1 more source

Rio Juruá: site 29 of Price’s expedition, and the first record of a Sebecidae (Notosuchia) for the Brazilian Solimões Formation [PDF]

open access: yesAnais da Academia Brasileira de Ciências
The Solimões Formation is one of the most fossiliferous units of the Neogene to Pleistocene of South America. Its rocks represent fluvial lacustrine Paleo-Amazon environments providing a rich record of paleovertebrate remains, including fishes (e.g ...
ANDRÉ E. PIACENTINI PINHEIRO   +4 more
doaj   +1 more source

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