time species counts

17:32 Jan 13, 2021
English to Spanish translations [PRO]
Science - Zoology / muestreo
English term or phrase: time species counts
Buenos tardes:
en un currículo aparece un listado con técnicas de muestreo, *time species counts* aquí es relacionado con la observación de aves.

Muchísimas gracias por vuestras sugerencias.
Karin Monteiro-Zwahlen
Local time: 10:29


Summary of answers provided
3 +1conteos temporales de especies
Pablo Waldman
4El tiempo de vida de la especie es relevante
Gabriel Ferrero
4Recuentos de especies
Liliana Garfunkel
3conteo cronometrado de especies
Oliver Romero
Summary of reference entries provided
Could it be "timed"?
Pablo Waldman

Discussion entries: 1





  

Answers


54 mins   confidence: Answerer confidence 3/5Answerer confidence 3/5 peer agreement (net): +1
conteos temporales de especies


Explanation:
«Unidad 4: Técnicas de muestreo en poblaciones y comunidades de vertebrados terrestres. Aves: listados, conteos temporales, mapeo territorial, transectas lineales y puntuales, técnicas de captura, conteos de nidos, perchas, bandadas y migrantes, métodos indirectos, respuestas al canto, e individualización vocal».
http://www.certificaciones.unlu.edu.ar/sites/www.certificaci...

Pablo Waldman
Argentina
Local time: 06:29
Native speaker of: Native in SpanishSpanish

Peer comments on this answer (and responses from the answerer)
agree  Cláudia Pinheiro Pereira
1 day 2 hrs
  -> Obrigado, Cláudia
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58 mins   confidence: Answerer confidence 3/5Answerer confidence 3/5
conteo cronometrado de especies


Explanation:
Tengo mis dudas con "cronometrado" ya que no tenemos contexto para saber si se trata exactamente de eso, pero en http://www2.inecc.gob.mx/publicaciones2/libros/717/cap4.pdf he encontrado:

"Los puntos de conteo requieren que un observador permanezca fijo en un lugar durante un tiempo determinado y que registre toda ave detectada ya sea visualmente o auditivamente [...]"

"Conteo" sí lo pongo con más seguridad ya que en una búsqueda rápida aparece usado bastante a menudo (véanse los enlaces de abajo).

Espero servir de ayuda. Un saludo.

Example sentence(s):
  • "Expertos de la Fundación Charles Darwin [...] esperan romper el récord de conteo de aves en el archipiélago de Galápagos [...]"

    Reference: http://www2.inecc.gob.mx/publicaciones2/libros/717/cap4.pdf
    https://www.elcomercio.com/tendencias/expertos-record-aves-islas-galapagos.html
Oliver Romero
Spain
Local time: 10:29
Native speaker of: Native in SpanishSpanish
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2 hrs   confidence: Answerer confidence 4/5Answerer confidence 4/5
El tiempo de vida de la especie es relevante


Explanation:
El significado cambia según el contexto. Si la frase se encuentra como título, entonces las sugerencias expuestas son lógicas.
Si la frase se encuentra adentro de una unidad de texto tipo parágrafo o como proposición, esta significa "el tiempo de vida de la especie es relevante".

Gabriel Ferrero
France
Local time: 10:29
Native speaker of: Native in EnglishEnglish
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3 hrs   confidence: Answerer confidence 4/5Answerer confidence 4/5
Recuentos de especies


Explanation:
Timed Species Counts (TSCs) have been found to provide useful data for assessing the relative abundances of birds in conservation studies, particularly in species-rich areas, such as many tropical habitats. An index is conventionally based upon the mean TSC from a number of counts.

https://ecomingafoundation.wordpress.com/2013/03/30/ecominga...

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Note added at 3 hrs (2021-01-13 20:41:42 GMT)
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epetirían el proceso de sub-muestreo muchas veces, y promediarían los recuentos de especies de cada sub-muestra con un tamaño de 100 individuos. El promedio resultante de recuentos de especies para muestras de un tamaño de 100 individuos podría entonces, ser comparado con la recuento de especies de la muestra de 100 individuos del otro sitio.

Liliana Garfunkel
Argentina
Local time: 06:29
Native speaker of: Spanish
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Reference comments


7 mins
Reference: Could it be "timed"?

Reference information:
"Timed Species Counts (TSCs) have been found to provide useful data for assessing the relative abundances of birds in conservation studies, particularly in species-rich areas, such as many tropical habitats. An index is conventionally based upon the mean TSC from a number of counts. In this paper, we develop a new statistic, lambda, which is based upon the assumption that the number of encounters with a species in unit time has a Poisson distribution. Using the same assumptions on detectability that underlie earlier analyses of TSC data, values of lambda, unlike the simple mean TSC, are directly proportional to abundance. However, TSC data are affected by detectability, so that comparisons of relative abundance for the same species between similar sites have greater validity than those between different species. Explicit formulae for calculating an estimate of lambda and its SE from sample data are described. Although lambda can be estimated from either TSC data or the simple proportion of counts in which the species was encountered, for the commonest species a simulation study shows that only data in full TSC form provide accurate estimates. The difference becomes negligible for scarcer species. The use of lambda in preference to mean TSC scores is recommended where it is important to compare values of relative abundance."
https://www.researchgate.net/publication/249437797_On_the_us...

Pablo Waldman
Argentina
Native speaker of: Native in SpanishSpanish
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