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Academic Journal

NITROGEN AND PHOSPHORUS LEVELS IN SEDIMENTS FROM TROPICAL CATATUMBO RIVER (VENEZUELA).

Authors : Rivas, Zulay¹; de Medina, Hilda Ledo² ; Gutiérrez, Janio²

Subjects: *Sediments; *Rivers; *Phosphorus in waterCatatumbo River (Colombia & Venezuela); Colombia; Venezuela

Source: Water, Air & Soil Pollution. Jan2000, Vol. 117 Issue 1-4, p27-37. 11p.

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Academic Journal

Fire threatens the diversity and structure of tropical gallery forests.

Authors : Armenteras, Dolors¹ (AUTHOR) ; Meza, María Constanza¹ (AUTHOR); González, Tania Marisol¹ (AUTHOR)

Subjects: *Fire management; *Wildfire prevention; *SavannasVenezuela; Colombia

Source: Ecosphere. Jan2021, Vol. 12 Issue 1, p1-16. 16p.

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Academic Journal

A Demographic Study of the Arrau Turtle (Podocnemis expansa) in the Middle Orinoco River, Venezuela.

Authors : Mogollones, Sol C.^1,2,3 sol; Diego J. Rodríguez¹ ; Omar Hernández⁴

Subjects: *Turtle populations; *Population dynamics; *BeachesOrinoco River (Venezuela & Colombia); Venezuela

Source: Chelonian Conservation & Biology. Jun2010, Vol. 9 Issue 1, p79-89. 11p. 1 Black and White Photograph, 1 Diagram, 2 Charts, 5 Graphs, 1 Map.

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Academic Journal

Baseline of Ca, Mg, Fe, Mn and Al Concentrations in Catatumbo River Surficial Sediments.

Authors : Ledo, Hilda¹ ; Rivas, Zulay²; Gutiérrez, Janio¹

Subjects: *Nonmetals; *Rivers; MetallurgyColombia; Venezuela

Source: Water, Air & Soil Pollution. Jun2004, Vol. 155 Issue 1-4, p117-135. 19p.

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Academic Journal

Structure of fish assemblages along environmental gradients in floodplain lakes of the Orinoco...

Authors : Rodriguez, Marco A.; Lewis Jr., William M.

Subjects: *Freshwater fishesOrinoco River (Venezuela & Colombia); Venezuela

Source: Ecological Monographs. Feb97, Vol. 67 Issue 1, p109. 20p. 7 Charts, 20 Graphs.

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Periodical

Orinoco River threatened.

Authors : J.L.

Subjects: Stream channelizationOrinoco River (Venezuela & Colombia); Venezuela

Source: Earth Island Journal. Summer93, Vol. 8 Issue 3, p18. 1/3p.

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