Results 1 to 10 of about 8,513 (255)

Up and away: ontogenic transference as a pathway for aerial dispersal of microplastics [PDF]

open access: yes, 2018
Microplastics (MPs) are ubiquitous pollutants found in marine, freshwater and terrestrial ecosystems. With so many MPs in aquatic systems it is inevitable that they will be ingested by aquatic organisms, and be transferred up through the food chain ...
Amanda Callaghan   +7 more
core   +2 more sources

Benthic bioturbations weaken the stability of blue carbon storage

open access: yesNational Science Open
Coastal ecosystems are known for their ability to sequester organic carbon (OC), termed “blue carbon”. The molecular composition of dissolved organic matter (DOM) can affect sediment OC content; however, the impact of benthic bioturbation on DOM ...
Huang Yingrong   +17 more
doaj   +1 more source

Unidirectional Optomotor Responses and Eye Dominance in Two Species of Crabs

open access: yesFrontiers in Physiology, 2019
Animals, from invertebrates to humans, stabilize the panoramic optic flow through compensatory movements of the eyes, the head or the whole body, a behavior known as optomotor response (OR).
Yair Barnatan   +4 more
doaj   +1 more source

Contrasting Patterns of Clinal Genetic Diversity and Potential Colonization Pathways in Two Species of Western Atlantic Fiddler Crabs. [PDF]

open access: yesPLoS ONE, 2016
Fiddler crabs (Brachyura, Ocypodidae), like many other marine organisms, disperse via planktonic larvae. A lengthy pelagic larval duration is generally assumed to result in genetic connectivity even among distant populations.
Claudia Laurenzano   +2 more
doaj   +1 more source

Relative growth of Uca burgersi (Crustacea, Ocypodidae) from two mangroves in the southeastern Brazilian coast

open access: yesIheringia: Série Zoologia, 2004
The relative growth of the fiddler crab Uca burgersi Holthuis, 1967 was analyzed in two populations from different mangroves (Ubatumirim and Cavalo rivers) in the southeastern Brazilian coast, monthly sampled from May, 2001 to April, 2002. The population
Aline Staskowian Benetti   +1 more
doaj   +1 more source

Population structure and reproductive biology of Uca rapax (Decapoda: Ocypodidae) in a tropical coastal lagoon, southeast Brazil

open access: yesZoologia (Curitiba), 2009
A population of the fiddler crab Uca rapax (Smith, 1870) found in Itaipu Lagoon, southeast Brazil, was sampled monthly from July 2006 to June 2007 in order to study population and reproductive features.
Tarso Costa, Abilio Soares-Gomes
doaj   +1 more source

Object approach computation by a giant neuron and its relation with the speed of escape in the crab Neohelice [PDF]

open access: yes, 2016
Upon detection of an approaching object, the crab Neohelice granulata continuously regulates the direction and speed of escape according to ongoing visual information.
Oliva, Damian Ernesto, Tomsic, Daniel
core   +1 more source

Mangrove Rehabilitation and Brachyuran Crab Biodiversity in Ranong, Thailand

open access: yesDiversity
Mangroves rehabilitated after deforestation by commercial exploitation must be monitored to confirm that key ecosystem functions are being restored.
Elizabeth C. Ashton, Donald J. Macintosh
doaj   +1 more source

Growling from the gut: co-option of the gastric mill for acoustic communication in ghost crabs. [PDF]

open access: yes, 2019
Animal acoustic communication systems can be built upon co-opted structures that become specialized for sound production or morphological novelties. The ghost crab, Ocypode quadrata, evolved a novel stridulation apparatus on the claws that is used during
deVries, Maya S   +2 more
core   +1 more source

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