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Physical habitat and water chemistry changes induced by logging and gold mining in French Guiana streams

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N. Dedieu, L. Allard, R. Vigouroux, S. Brosse, R. Céréghino.
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neotropical steams, headwaters, reference conditions, deforestation, gold mining, cours d’eaux néotropicaux, tête de bassin, condition de référence, déforestation, orpaillage.

Comparative study of the male reproductive tract in seven families of South-American catfishes

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Maurice Loir, Chantal Cauty, Paul Planquette, Pierre Yves Le Bail.
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Fish, catfish, Siluriformes, South America, reproductive tract, testis, ovary, seminal vesicles, histology, evolution, Poisson, silure, Amérique du Sud, tractus génital, testicule, ovaire, vésicule séminale, histologie, évolution.

Some data on the growth of Arius proops (Ariidae, Siluriforme) in the estuaries of French Guyana

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Frédérique Lecomte, François J. Meunier, Ricardo Rojas-Beltran.
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Arriidae, French Guyana, growth, skeletochronology, Ariidae, Guyane française, croissance, squelettochronologie.

Contrasted hydrological systems of the Peruvian Amazon induce differences in growth patterns of the silver arowana, Osteoglossum bicirrhosum

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Fabrice Duponchelle, Adela Ruiz Arce, Annelore Waty, Jacques Panfili, Jean-François Renno, Filomena Farfan, Aurea Garcia-Vasquez, Fred Chu Koo, Carmen Garcia Davila, Gladys Vargas, Almilcar Ortiz, Ricardo Pinedo, Jesus Nuñez.
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Tropical freshwater fish, Floodplain, Otolith, Von Bertalanffy growth function, Length-at-age, Intra-specific growth differences, Osteoglossidae, Amazon.

VALEUR PATRIMONIALE DE SERRASALMINAE HERBIVORES DU HAUT MARONI (GUYANE FRANÇAISE) : APPROCHES BIOLOGIQUE ET SOCIOCULTURELLE EN PAYS WAYANA.

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H. PAGEZY, M. JÉGU.
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patrimonial value, Serrasalminae, French Guyana, endemicity, ecology, socioanthropology, Wayana Indians, valeur patrimoniale, Serrasalminae, Guyane française, endémicité, écologie, socioanthropologie, Indiens Wayana.

UNE NOUVELLE ESPÈCE DE TOMETES (TELEOSTEI : CHARACIDAE : SERRASALMINAE) DU BOUCLIER GUYANAIS, TOMETES LEBAILI N. SP.

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M. JÉGU, P. KEITH, E. BELMONT-JÉGU.
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Tometes lebaili, new species, French Guiana, Surinam, Characidae, Serrasalminae, Tometes lebaili, espèce nouvelle, Guyane française, Surinam, Characidae, Serrasalminae.