Results 41 to 50 of about 127,163 (156)

Reproductive biology of 58 fish species around La Réunion Island (Western Indian Ocean): first sexual maturity and spawning period

open access: yesJournal of Animal Reproduction and Biotechnology
Background: The biological information of fish, which include reproduction, is the prerequisite and the basis for the assessment of fisheries. Methods: The aim of this work was to know the reproductive biology with the first sexual maturity (TL50) and ...
Kélig Mahé   +9 more
doaj   +1 more source

Fecundity and size the first maturity of the gonad of Yellowstripe Scad (Selaroides leptolepis) at Belawan Aquatic, North Sumatera

open access: yesIOP Conference Series: Earth and Environmental Science, 2020
Abstract The process of maintaining existential, each of the species have a reproduction strategy. Reproduction of strategy is all the pattern and the identity of reproduction which is shown by each individual from a species including complex inherited traits. Especially for yellowstripe scad fish at Belawan aquatic, North Sumatera. This
null Desrita, A Tarigan, E Yusni
openaire   +1 more source

Reproductive and growth parameter estimation utilizing length-Stratified age samples of sandbird octopus (Amphioctopus aegina) near Phetchaburi Province, Thailand

open access: yesHeliyon
This study aimed to analyze the growth parameters and age-length relationships of the sandbird octopus (Amphioctopus aegina) along the coast of Chao Samran Beach, Phetchaburi Province, Thailand.
Charuay Sukhsangchan   +4 more
doaj   +1 more source

ESTIMATION OF THE FIRST MATURITY SIZE OF SILVER BARB (Barbonymus gonionotus) IN SIDENRENG LAKE, SOUTH SULAWESI

open access: yesJurnal Teknologi Perikanan dan Kelautan
Silver barb is a popular introduced species in Sidenreng Lake, South Sulawesi. Its presence has been highly beneficial for local fishers due to its significant economic value. Fishers make this fish their primary target for fishing. The fishing activity for the silver barb was carried out year-round using gill nets with various mesh sizes, ranging from
Hasrianti Hasrianti   +4 more
openaire   +3 more sources

Use of minimum legal size in managing black clam (Villorita cyprinoides) fishery in India

open access: yesInternational Journal of Aquatic Biology, 2014
Using size at first maturity (SFM) as a biological reference point, the minimum legal size (MLS) for the black clam, Villorita cyprinoides was fixed at 20 mm. Corresponding minimum legal weight was calculated as 3.4 g.
Nagampoozhi Suja, Kolliyil Sunil Mohamed
doaj  

Size, weight and size of first maturation of the sea cucumber Isostichopus badionotus north of Pinar del Río, Cuba [PDF]

open access: yesSCIREA Journal of Fisheries, 2021
Aracely Hernández-Betancourt   +3 more
openaire   +1 more source

Size at sexual maturity in female Euphylax robustus (Brachyura: Portunidae) collected in coastal waters off Ecuador [PDF]

open access: yesNauplius
Size at sexual morphometric and physiological maturity was estimated in females of the swimming crab, Euphylax robustus. The individuals were caught as bycatch in an artisanal trawl fishery targeting Titi shrimp (Protrachypene precipua) in coastal waters
Johan Cedeño, René Zambrano
doaj   +1 more source

Size at first maturity of the anchovy (Engraulis encrasicolus) in Ghanaian waters and suggestions for appropriate mesh size in its fishery [PDF]

open access: yesNaga, 1993
The main length at first maturity of anchovy Engraulis encrasicolus in Ghanaian waters has been estimated using length-frequency and gonad data sampled between June 1983 and September 1986 off Accra and Tema, Ghana. The length at first maturity of these fish is around 5.7 cm (fork length). The minimum mesh size for rational exploitation of the resource
openaire   +2 more sources

Reproductive features of Gerres longirostris Lacepède, 1801 (Perciformes: Gerreidae) off the Red Sea coast of Jeddah, Saudi Arabia

open access: yesOceanological and Hydrobiological Studies
Sustainable management and conservation strategies are crucial for any species of Gerreidae. Without comprehensive research on population biology, maintaining a balance between having healthy natural stocks and the socio-economic benefit of fisheries is ...
Gabr Mohamed Hosny   +2 more
doaj   +1 more source

Some biological parameters of the red mullet, Mullus barbatus L., 1758, from the Gulf of Tunis [PDF]

open access: yesActa Adriatica, 2007
The red mullet, Mullus barbatus L. 1758 is one of the main target species of the trawl fishing industry along the continental shelf off the Tunisian Gulf.
Mourad CHERIF   +4 more
doaj  

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