Results 71 to 80 of about 373,007 (213)

Preferences and perceptions of the recreational spearfishery of the Great Barrier Reef.

open access: yesPLoS ONE, 2019
Recreational fishing practices can have significant impacts on marine ecosystems but their catch dynamics are often difficult to quantify, particularly for spearfishing.
Thea Bradford   +2 more
doaj   +1 more source

Fishery potential of the Thana-Bassein creek system [PDF]

open access: yes, 1990
Quantitative variation in fish catch at Thana Creek was found 2-93.5 kg/h (av. 24.8 kg/h). The catch rate at Bassein Creek fluctuated between 1 and 34 kg/h (av. 8.2 kg/h).
Asha Jyothi, E., Nair, V.R.
core  

A better nitrogen use to improve organic wheat production [PDF]

open access: yes, 2010
Different crop management strategies are investigated in representative soils and climatic conditions of Denmark to enhance the yield and quality of organic wheat.
Doltra, Jordi
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Environmental Friendly Analysis on Fishing Gear of Trammel Net in Cilacap, Central Java

open access: yesJurnal Pembangunan dan Alam Lestari, 2017
The purpose of this study was to analysis about the composition of the catch, the selectivity of fishing gear and fishing gear level of friendliness to the environment. The data collection is done by experimental fishing.  Selectivity analysis applied by
Sutriyono Sutriyono   +2 more
doaj  

Status of major southern California marine sport fish species with management recommendations, based on analyses of catch and size composition data collected on board commercial passenger fishing vessels from 1985 through 1987 [PDF]

open access: yes, 1991
This report on the status of major southern California marine sport fish species, together with management recommendations, is based on analyses of catch and size composition data, which were collected on board Commercial Passenger Fishing Vessels (CPFV)
Ally, J.R. Raymond   +3 more
core  

Gill net catch composition and catch per unit effort in Flag Boshielo Dam, Limpopo Province, South Africa

open access: yesWater SA, 2017
Gill net surveys were conducted in 2013 to determine species composition and fisheries potential of Flag Boshielo Dam. Species contributing the most towards total biomass were Labeo rosae (40%), Oreochromis mossambicus (15%), Schilbe intermedius (10%) and Labeobarbus marequensis (9.8%). Catch per unit effort for gill nets set at night (4.4 ± 0.6 kg·100
Sara, JR   +5 more
openaire   +3 more sources

Analisis Perbedaan Kedalaman Daerah Penangkapan Ikan Terhadap Komposisi Hasil Tangkapan Pada Alat Tangkap Cantrang (Boat Seine) Di Perairan Rembang [PDF]

open access: yes, 2014
Daerah penangkapan ikan merupakan suatu daerah perairan dimana ikan yang menjadi sasaran penangkapan tertangkap dalam jumlah yang maksimal dan alat tangkap dapat dioperasikan serta ekonomis.
Boesono, H. (Herry)   +2 more
core  

Analysis of demersal fish assemblages in selected Philippine fishing grounds [PDF]

open access: yes
This paper presents the results of analyses of demersal fish assemblages in various fishing grounds in the Philippines. Data from exploratory trawl surveys conducted in 1947 - 49 show that the 24 fishing grounds covered by the survey can be arranged ...
Campos, W.L.
core  

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