Results 21 to 30 of about 563 (116)

Weaponry Investment in the Socially Monogamous Snapping Shrimp Alpheus brasileiro (Decapoda: Alpheidae)

open access: yesActa Zoologica, EarlyView.
ABSTRACT Weapons are morphological structures used by animals in various contexts, especially in intra‐specific contests and visual displays. In snapping shrimps of the genus Alpheus, particularly the monogamous species Alpheus brasileiro, both sexes bear enlarged chelipeds, potentially conferring advantages in mate competition or territorial defence ...
Leonardo Moreira   +3 more
wiley   +1 more source

Do Boat Traffic and Habitat Features Shape Habitat Use by Guiana Dolphins (Sotalia guianensis) in a Brazilian Estuary?

open access: yesEcology and Evolution, Volume 16, Issue 7, July 2026.
This study investigates how boat traffic and environmental factors shape the spatial distribution and habitat selection of Guiana dolphins in a northeastern Brazilian estuary. Although dolphins and boats overlapped broadly—particularly in deeper waters—dolphins showed a preference for areas with lower boat traffic, greater depths, and proximity to ...
Alice Lima   +5 more
wiley   +1 more source

Growth, age at sexual maturity, longevity and natural mortality of Alpheus brasileiro (Caridea: Alpheidae) from the south-eastern coast of Brazil

open access: yesNauplius
We estimated the growth patterns, age at the onset of sexual maturity, longevity, and natural mortality of the snapping shrimp Alpheus brasileiro Anker, 2012. The sampling occurred monthly from April 2015 to March 2016 in the estuarine intertidal zone of
Régis Augusto Pescinelli   +2 more
doaj   +1 more source

Memória histórica sobre Cananéia (II)

open access: yesRevista de História, 1961
A cidade de Cananéia fica situada na parte oriental da ilha do mesmo nome, defronte da ilha Comprida, a SSO da Capital, em uma vasta planície que se estende a mais de 40 quilôme-tros para o norte.  Dista 320 quilômetros da Capital; 240, de Santos; 60, de
Antônio Paulino de Almeida
doaj   +1 more source

A quantitative analysis to detect mass mortality events (wrecks) in Procellariiformes

open access: yesJournal of Applied Ecology, Volume 63, Issue 7, July 2026.
Our study provides the first systematic assessment of seabird mass mortality events in the South Atlantic and introduces a transferable statistical framework for detecting MMEs in other taxa and regions lacking baseline mortality information. By identifying recurrent temporal anomalies, high‐risk areas and vulnerable species, we could establish ...
Laura Baes   +3 more
wiley   +1 more source

Microbiological study of the invasive oyster Saccostrea cucullata: seasonal variation of total and thermotolerant coliforms in the Cananéia Estuarine Complex during the 2018-2019 season

open access: yesO Mundo da Saúde
In the estuarine lagoon complex of Cananéia, state of São Paulo, southeast region, there is fresh consumption of the invasive oyster Saccostrea cucullata, mainly in summer, high season.
Edison Barbieri   +3 more
doaj   +1 more source

Memória histórica de Cananéia (XIII)

open access: yesRevista de História, 1968
Como diz Francisco de Almeida, em seu Nôvo Dicionário da Língua Portuguêsa, eram as Ordenanças constituidas por soldados que formavam a terceira linha, segundo a organização decretada ao tempo de D . João IV . 
Antônio Paulino de Almeida
doaj   +1 more source

A new catfish species of Microcambeva Costa & Bockmann, 1994 (Siluriformes: Trichomycteridae) from southern Brazil, with a redescription of M. ribeirae Costa, Lima & Bizerril, 2004

open access: yesJournal of Fish Biology, Volume 109, Issue 1, Page 146-164, July 2026.
Abstract Among the few species of Microcambeva reported as occurring in more than one hydrographic basin, M. ribeirae has been previously listed from both the Ribeira de Iguape and the Guaraqueçaba basins. However, morphological and molecular analyses revealed that the specimens from Guaraqueçaba represent a new species, which is described in this ...
Lucas S. de Medeiros   +6 more
wiley   +1 more source

Memória histórica sobre Cananéia (XI)

open access: yesRevista de História, 1967
CONTINUAÇÃO - MEMÓRIAS MEMORÁVEIS  Quando, há muitos anos, resolvemos reunir documentos para a História da antiga Vila de São João Batista de Cananéia, um dos nossos principais objetivos era então a descoberta do Livro do Tombo da histórica cidade que ...
Antônio Paulino de Almeida
doaj   +1 more source

Closing the Gaps: Integrating Biological, Ecological and Taxonomic Data to Support the Identification and Conservation of the Atlantic Pygmy Devil Ray (Mobula hypostoma)

open access: yesAquatic Conservation: Marine and Freshwater Ecosystems, Volume 36, Issue 5, May 2026.
ABSTRACT The Atlantic pygmy devil ray (Mobula hypostoma) is an endangered mobulid species whose conservation is hindered by taxonomic confusion and significant gaps in ecological and life history knowledge. Here, we present an integrative study that clarifies the species' taxonomic status, updates its distribution and synthesizes new and existing data ...
Atlantine Boggio‐Pasqua   +35 more
wiley   +1 more source

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