Results 31 to 40 of about 2,407 (162)

Lasso Model for Morphological Covariation Patterns between Colossoma macropomum and Piaractus orinoquensis × Colossoma macropomum Hybrid [PDF]

open access: yesJournal Of Biochemical Technology, 2021
Henry Díaz Merino   +11 more
openaire   +1 more source

Breaking down silos: Conservation areas for Amazonian flagship terrestrial and freshwater species

open access: yesConservation Science and Practice, Volume 7, Issue 9, September 2025.
This study shows that 17% of the Amazon River Basin is covered by areas of high jaguar density and freshwater migratory species richness, 83% of which are found in Brazil and Peru. A third of these areas are located outside of formal protected areas or Indigenous territories.
Natalie Shahbol   +16 more
wiley   +1 more source

Achieving conservation through cattle ranching: The case of the Brazilian Pantanal

open access: yesConservation Science and Practice, Volume 7, Issue 7, July 2025.
Cattle ranching in the Pantanal should be part of the conservation agenda and we show the pathways to it. Abstract Cattle ranching in the ~140,000 km2 Brazilian Pantanal is considered one of the most important cases of sustainable use of natural resources in the global south. The region has had a successful history of balancing environmental protection
Rafael Morais Chiaravalloti   +6 more
wiley   +1 more source

Eight basic principles for the elaboration of public policies and development projects for the Pantanal

open access: yesConservation Science and Practice, Volume 7, Issue 7, July 2025.
The Pantanal is facing the challenge of preparing public policies at federal and state levels, but there is the need of a conceptual basis to support this process. This article prepared a list of eight main principles to be considered by legislators and decision‐makers, aiming to ensure proper protection and management strategies provided by the public
Walfrido Moraes Tomas   +30 more
wiley   +1 more source

Aquaculture in Peru: Situation, Challenges and Prospects

open access: yesAquaculture, Fish and Fisheries, Volume 5, Issue 3, June 2025.
ABSTRACT Aquaculture in Peru is a sector with significant growth and development in recent years. However, it faces multiple challenges to ensure its sustainability. This study aims to characterize the Peruvian aquaculture system by analysing the public, private and educational stakeholders involved, as well as the productive, commercial and ...
Euler Dolores‐Salinas   +1 more
wiley   +1 more source

Natural Food Web in Farm Scale Models in Fish Aquaculture

open access: yesReviews in Aquaculture, Volume 17, Issue 3, June 2025.
ABSTRACT Bacteria and phytoplankton play an essential role in processing organic and inorganic waste nutrients, making the nutrients reutilized by higher trophic levels in an aquatic food web. Understanding the complex interaction between the microbial food web, nutrients, and cultured animals is crucial to achieving optimum production while minimizing
Nurhayati Br Tarigan   +3 more
wiley   +1 more source

Long‐term interventions by conservation and development projects support successful recovery of tropical peatlands in Amazonia

open access: yesPeople and Nature, Volume 7, Issue 4, Page 871-886, April 2025.
Abstract Rural communities in Amazonia rely on harvesting Mauritia flexuosa fruit, a dominant peatland palm, for their subsistence and income. However, these palms are felled to harvest the fruits, which has led to reduced resource availability due to the pressure exerted by the increasing fruit demand.
Eurídice N. Honorio Coronado   +24 more
wiley   +1 more source

Assessment of Fruit Waste as Feed Additives in Aquafeed for Growth Performance and Health Benefits of Fishes Under Biofloc Technology

open access: yesReviews in Aquaculture, Volume 17, Issue 2, March 2025.
ABSTRACT The rising demand for fish and crustacean products has placed significant pressure on traditional aquaculture practices, which are increasingly unsustainable. Utilizing fruit waste as a feed ingredient in biofloc systems presents a promising solution for enhancing the sustainability and cost‐efficiency of fish farming.
Muhammad Aliyu Sulaiman   +5 more
wiley   +1 more source

Low Genetic Diversity and Complex Population Structure in Black Piranha (Serrasalmus rhombeus), a Key Amazonian Predator

open access: yesEcology and Evolution, Volume 15, Issue 2, February 2025.
Using a Genotyping‐by‐Sequencing approach across tributaries in the central Amazonia, we found that the black piranha (Serrasalmus rhombeus) exhibits low genetic diversity, pronounced inbreeding, and significant population structure, likely shaped by historical events rather than contemporary factors.
Alizée Thomas   +6 more
wiley   +1 more source

GIS‐Based Aquaculture Spatial Suitability in Western Amazonian Hydroelectric Reservoirs

open access: yesLakes &Reservoirs: Science, Policy and Management for Sustainable Use, Volume 30, Issue 1, January/December 2025.
ABSTRACT This study applies a GIS‐based approach to evaluate the spatial suitability of net‐cage aquaculture and analyse key water quality parameters in four hydroelectric reservoirs located in the Jamari River basin, Western Brazilian Amazon. The assessment includes one large hydropower reservoir (HPP Samuel) and three small hydropower reservoirs ...
Carlos Eduardo Mounic‐Silva   +8 more
wiley   +1 more source

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