Heraldo V. Norambuena

Universidad Santo Tomás | UST · Centro Bahía Lomas

Previous investigations of the systematics of Neotropical pipits Anthus revealed multiple cases of paraphyly. We revise the species limits of this group based on sequence data of mitochondrial (ND2) and nuclear genes (ACOI9, MB, FGB5) from 39 tissue samples of all 22 subspecies-level taxa in the New World Anthus clade, as well as analysis of displa...

The family oceanitidae, formerly considered a subfamily of Hydrobatidae, includes all the small storm-petrels of the southern hemisphere. The ancestor-descendent relationships and evolutionary history of one of its genera, Oceanites, have been partially studied, yielding contrasting results. We revised the phylogenetic relationships of this group u...

Foreword (Nacho Areta): Fortunately, the book that is now in front of you, "Neotropical Pipits. Systematics, biogeography and natural history", comes to shed new light into the pipit darkness by discussing their morphology and natural history, systematics, and biogeography while directing attention to fruitful research avenues and pointing out to s...

The Cachirla Pálida inhabits moist grasslands of intermediate grass height throughout South America's southern cone. Despite being relatively widespread, it has a curiously fragmented range, with populations in Patagonia, the Altiplano, the central Andes, and the eastern Pampas and coastal grasslands of the southeast of the continent. These populat...

Urban areas form a complex, heterogeneous, fragmented mosaic of habitats, including ecosystems in different degrees of alteration. Nevertheless, some species of birds of prey can thrive in cities. But, there is a knowledge gap regarding the species of birds of prey that who inhabit the cities in Chile, especially those that reproduce in it. Hence,...

We report new ecological data for the poorly known migratory subspecies of Hellmayr's Pipit Anthus hellmayri dabbenei in Chile, describing four nests, eggs and some other aspects of the breeding biology. One nest was found in Bulnes, Ñuble region, in late October 2013, with three additional nests discovered between December 2019 and January 2020 on...

Fuegian Snipe Gallinago stricklandii is a poorly known wader found in southern Chile and south-west Argentina, but knowledge of its distribution is still incomplete. Historical records suggest a breeding range between 48°S and 56°S in the Patagonian fjords, however especially few data are available for the north of its presumed distribution. Here w...

We describe for the first time the nest of the Paramo Pipit (Anthus bogotensis), from Runtacocha in Apurímac Department, central Peru and compare it to the known nests of other Neotropical pipits. We found the nest, which was concealed below dense ichu grass, on 17 November 2004 in a puna grassland at approximately 4250 m elevation. The nest consis...

The sei whale (Balaenoptera borealis) was intensively exploited throughout its range, with about 110.000 individuals hunted by pelagic fleets in Antarctic waters between 1960 and 1970. In addition, basic information on its distribution, migratory routes, and feeding grounds in the southeastern Pacific, has been poorly documented. In the case of Chi...

Cities in general possess limited areas of original vegetation, or even artificial green areas; this results in drastic modification of faunal communities, with reductions in their original abundance and diversity. Nevertheless, some species are able to thrive in cities, including high trophic level species such as raptors. The object of this study...

Nueva información en la historia natural de la becacina grande (Gallinago stricklandii) con propuesta en su distribución actual.

Las aves de los bosques templados y subantárticos de América del Sur han llamado históricamente la atención de ornitólogos y observadores de aves por (a) su aislamiento (> 1000 km) de otras comunidades de bosque del continente, (b) su alto endemismo (~41%, resultado de procesos evolutivos singulares) y (c) las rápidas transformaciones que han exper...

Este estudio ha sido desarrollado gracias a un convenio de colaboración entre el Ministerio de Energía y el Ministerio del Medio Ambiente, con el objetivo de mejorar el conocimiento y los estándares para la evaluación ambiental de proyectos de generación, transmisión y distribución de energía, con especial foco en proyectos de hidrógeno verde y ene...

El desarrollo no sustentable ha llevado a la pérdida y degradación de una gran cantidad de ecosistemas naturales en Chile, produciendo un impacto negativo sobre su biodiversidad. A pesar de no ser un país megadiverso en su avifauna (528 especies), Chile sí forma parte importante de ecosistemas que poseen un alto grado de endemismo en estas especies...

La lechucita de arenales (Athene cunicularia Molina 1782) posee amplia distribución en Perú. En el presente trabajo se estudia los hábitos alimenticios y selectividad dietaria de A. cunicularia en dos áreas geográficas contrastantes, la zona costera de Lomas de Yuta provincia de Islay y en ambiente de sierra, en el distrito de Chiguata, provincia d...

Bahía Lomas marine wetland in Tierra del Fuego, Chile, is the most critical wintering area of Red Knot (Calidris canutus rufa) and is the second most important location for Hudsonian godwit (Limosa haemastica) in southern South America. Based on an aerial census of the entire Bahía Lomas shoreline, we estimate the wintering population of these two...

Bahía Lomas is the southernmost Ramsar site in Chile, located near the eastern end of the Strait of Magellan on the north shore of the main island of Tierra del Fuego. This marine wetland covers approximately 58,946 ha and is the most critical wintering area of Red Knot (Calidris canutus rufa) and is the second most important place for Hudsonian go...

El objetivo general es realizar un estudio de determinación del peligro aviario para el Aeródromo Carriel Sur (ACS), de la ciudad de Concepción, en el sur de Chile, con el propósito de resguardar la Seguridad Operacional del citado Aeródromo.

Migratory birds are threatened by habitat loss and degradation, illegal killings, ineffective conservation policies, knowledge gaps and climate change. These threats are particularly troubling in the Procellariiformes (Aves), one of the most endangered bird groups. For “storm-petrels”, their cryptic breeding behavior, asynchrony between populations...

Chile has a large number of wetlands that offer a wide variety of refuges and food to waterbird assemblages. This research hypothesizes that these assemblages differ according to the structural characteristics of each type of inland wetland. The object is to identify the structure of these assemblages, evaluating their richness, alpha diversity and...

We present the first major survey of regional diversity, distribution and host-association of Sepedonium. Whereas the rather scarce worldwide records of this mycoparasitic fungus suggested no specific distribution pattern of most species before, we provide new evidence of endemic and specific host-parasite guilds of Sepedonium in Southern South Ame...

El 16 de abril de 2020 se concreta el reconocimiento de Bahía Lomas como Sitio Prioritario para la Conservación de la Biodiversidad a través de su declaración (DS N°16/2019 del Ministerio del Medio Ambiente) y publicación en el Diario Oficial como Santuario de la Naturaleza Bahía Lomas, cuya supervigilancia y custodia queda a cargo del Ministerio...

Anthus correndera has a wide distribution in southern South America with several subspecies assigned to the taxon. We take an integrative approach, analysing genome‐wide single‐nucleotide polymorphism (SNP) data collected using ddRAD sequencing, songs and linear morphological data, to evaluate the evolutionary history of A. correndera and divergenc...

Neotropical grassland birds are intimately tied to their habitat and form a phylogenetically diverse group, that are poorly studied from an evolutionary point of view. Here we present a brief review of the biogeographic history of Neotropical grasslands of relevance to grassland birds. Based on this review, we synthesize the most relevant hypothese...

The storm-petrels (Oceanitidae and Hydrobatidae) are a diverse and threatened group of marine birds. Three species of storm-petrels are breeding in the Atacama Desert: Elliot’s Storm Petrel (Oceanites gracilis), Hornby’s Storm Petrel (Hydrobates hornbyi), and Markham’s Storm Petrel (H. markhami). After seven years of research and monitoring, here,...

El Siete colores (Tachuris rubrigastra) es uno de los miembros más distintivos de la familia Tyrannidae. Colorido y con un patrón único entre los cazamoscas, es un ave especialista de totorales y carrizales, donde busca pequeños artrópodos mediante saltos cortos. Esta característica especie posee una amplia distribución en el sur de Sudamérica. En...

White-vented Storm-petrel (Oceanites gracilis) is one of the least known seabirds in the world and is listed as Data Deficient (DD) by IUCN. To date, only one breeding colony, with less than ten pairs, is known for Chungungo Islet in Chile. To understand the breeding habitat and the threats faced there, it is crucial to search for new colonies to c...

Geranoaetus polyosoma is a diurnal raptor widely distributed in South America. 18 Knowledge of its trophic ecology is biased towards the southern extreme of its range, and little 19 information is available on its dietary response to prey supply in desert environments. In the 20 present study, we report on the trophic ecology of G. polyosoma in a s...

Artículo de divulgación que resume los avances del proyecto Golondrinas del Desierto de la ROC (https://www.redobservadores.cl/?p=924). Publicado en la revista de divulgación La Chiricoca (http://www.lachiricoca.cl/).

We evaluated the individual and geographic variation in the territorial songs of five populations of Scelorchilus rubecula. The results suggest individually consistency in songs and vocal variation among individuals of S. rubecula. This high consistency of individual songs (66 – 91 %) indicates that some variables (i.e., duration of phrase 1, FMA b...

El aumento de la urbanización en el centro-sur de Chile está afectando ecosistemas y su fauna. Uno de los impactos en las áreas urbanas es la generación de ruido antropogénico, que puede afectar de manera negativa la comunicación de las aves a través del enmascaramiento acústico. Evaluamos, mediante el uso de modelos lineales mixtos, el efecto del...

A paradigm in ornithology argues that in suboscine Passerines (suborder Tyranni) songs are genetically inherited and usually do not show evidence of vocal learning and individual or geographic variation. In this work, we evaluated the individual and geographic variation in the territorial songs of five populations of Scelorchilus rubecula, a subosc...

We described the nest of the recently recognized Peruvian Pipit (Anthus peruvianus) in Islay Province, department of Arequipa, southern Peru, and compared it to the known nests of other Neotropical pipits. We found the nest, which was concealed below dense salt grass (Distichilis spicata), on 20 May 2017 in an estuarine grassland adjacent to the Ta...

FONDECYT-POSTDOCTORADO 3190618 (2019-2022).

Resumen · Los impactos crecientes de la infraestructura vial sobre la vida silvestre se encuentran entre las once principales amenazas a la conservación de la biodiversidad. Las aves son uno de los grupos más amenazados, principalmente a través de colisiones directas con el tráfico rodado y por la fragmentación de sus hábitats. Caracterizamos el en...

The Endangered freshwater crab Aegla expansa Jara, 1992 (Aeglidae) is endemic to Chile and its geographical distribution is restricted only to one stream in the locality of Hualqui (37°S), Concepción Province. A chromosome number 2n = 154 is described in somatic cells of A. expansa. Chromosomes are large in number and small in size (< 2μm). These c...

La Secretaría Regional Ministerial de Medio Ambiente de la Región del Biobío, se encuentra ejecutando el Programa de «Recuperación de los Servicios Ambientales de los Ecosistemas de la Provincia de Arauco» (PRELA), código BIP 30369744-0 I financiado por el Gobierno Regional del Biobío, a través del Fondo Nacional de Desarrollo Regional (FNDR). El P...

El Museo de Historia Natural de Concepción cuenta con 177 ejemplares de aves, de los cuales 129 corresponden a aves nativas de Chile, distribuidas en 21 órdenes, 35 familias y 70 géneros. En total, conserva exponentes de 80 especies de aves chilenas, siendo los órdenes Anseriformes (patos y cisnes), Charadriiformes (chorlos), Procellariiformes (ave...

Patrón macroecológico del rango geográfico y costo de incubación en Procellariiformes. Tecer lugar en la modalidad "defensa de paneles" en el XVI Congreso de la Asociación de Estudiantes de Biología de Chile.

Los impactos crecientes de la infraestructura vial sobre la vida silvestre se encuentran entre las once amenazas principales a la conservación de la biodiversidad. Las aves son uno de los grupos más amenazados, principalmente a través de colisiones directas con el tráfico rodado y por la fragmentación de sus hábitats. Caracterizamos el ensamble de...

Se han hecho varios intentos por compilar el conocimiento de las aves rapaces acumulado en Chile. En este capítulo compilamos 493 publicaciones, entre 1810 y 2017, para ofrecer un panorama global del conocimiento en aves rapaces en Chile, su evolución con los años, los tópicos más abordados y los vacíos de información. Several attempts have been m...

La Bahía de Mejillones (BPM) se ubica en la Región de Antofagasta entre los (23º"1,7'S, 70º 30,6’ W) y (22°58,3’S, 70º19,5'W) Latitud sur y constituye el principal centro de surgencia costera de la zona norte de Chile (Rodríguez et al. 1991, Marín et al. 1993, Marín & Olivares 1999, Marín et al. 2001, Marín & Moreno 2002, Marín et al. 2003, Giraldo...

Markham's Storm-Petrel Oceanodroma markhami is one of the least known seabirds in the world. Between 2013 and 2017, we conducted an extensive ground based survey to locate nests, confirm nesting colonies and, whenever possible, characterize Markham's Storm-Petrel breeding phenology. The survey was conducted in the Atacama Desert, northern Chile, co...

The evolution of Neotropical birds of open landscapes remains largely unstudied. We investigate the diversification and biogeography of a group of Neotropical obligate grassland birds (Anthus: Motacillidae). We use a multilocus phylogeny of 22 taxa of Anthus to test the hypothesis that these birds radiated contemporaneously with the development of...

Abstract Background: Urbanisation is a dominant geographical trend and an important component of global change, with unprecedented implications for socio-economic, cultural and environmental characteristics. However, green areas, including original fragments, can help to conserve native diversity, improving the functioning of these artificial syste...

Abstract Background Urbanisation is a dominant geographical trend and an important component of global change, with unprecedented implications for socio-economic, cultural and environmental characteristics. However, green areas, including original fragments, can help to conserve native diversity, improving the functioning of these artificial system...

Grasslands in southern South America are extensive ecosystems which harbor a unique biodiversity; however, studies on the evolution of their taxa are scarce. Here we studied the phylogeography and population history of the Correndera Pipit ( Anthus correndera ), a grassland specialist bird with a large breeding distribution in southern South Americ...

RESUMEN La familia Rheidae es endémica del Neotrópico y reúne especies de grandes aves no voladoras. Una de las especies de la familia, R. pennata tiene tres subespecies: R. p. pennata, R. p. tarapacensis y R. p. garleppi, estando presentes las dos primeras en Chile y Argentina. Este trabajo tiene como objetivo resumir la historia natural de la sub...

Las costas de Chile son visitadas cada año por miles de aves playeras provenientes de la región Neártica y Neotropical. En nuestro país convergen las rutas migratorias norteamericanas del Atlántico y Pacífico, brindando abundante alimento, sitios de descanso y reproducción a numerosas especies. Diversos estudios en los últimos años han logrado leva...

The South American grey fox Lycalopex griseus is a canid widely distributed in southern South America; however, some aspects of its biology are still poorly known. We studied the diet and density of L. griseus in the Lago Peñuelas Biosphere Reserve, in Central Chile. The trophic niche breadth was B = 6.16 (Bsta = 0.47) and prey diversity was H′ = 2...

Conspecific broadcasts are effective to increase detection of owls. To determine the most appropriate time of the year to survey owls, we played conspecific owl vocalisations monthly in a temperate rainforest of southern Chile. From 12 broadcast points surveyed we recorded detections of Glaucidium nana, Strix rufipes and Tyto alba. Glaucidium nana...

No abstract

Las carreteras son uno de los principales elementos antrópicos que afectan actualmente la biodiversidad en países industrializados. Entre los diversos taxa afectados, las aves son impactadas principalmente por colisión, además se reducen sus hábitats y aíslan sus poblaciones. Sin embargo, el conocimiento del impacto de las carreteras sobre la avifa...

Alianza Red de Observadores de Aves y Vida Silvestre de Chile (ROC) y Laboratorio de Ecología de Vertebrados de la Universidad de La Serena (LEV-ULS).

En Magallanes, Chile, Rhea pennata pennata ocupa grandes extensiones de estepa y mallín, pero en Aysén la especie está limitada a sólo dos sectores y ha desaparecido de otros. La hipótesis de trabajo es que usa ambientes esteparios de Aysén, pero no todos los disponibles, por lo que se desarrolló un modelo de uso del hábitat con valor predictivo pa...

El conocimiento y percepción de la vida silvestre es fundamental en las estrategias de conservación y debiera considerar a los grupos humanos vinculados con ellas, siendo esta dimensión escasamente incluida en las iniciativas de manejo. El objetivo del estudio fue conocer el nivel de conocimiento y percepción sobre el ñandú del sur, especie cazada...

La avifauna de aves acuáticas está compuesta por un total de 133 especies, estimándose para la Región de la Araucanía 79 especies y desconociéndose las fluctuaciones en la riqueza específica de las mismas. Con el objetivo de determinar la diversidad y abundancia de aves en cuatro humedales de la región (Puerto Saavedra, Puerto Domínguez, Collileufu...

El Bailarín Chico Común o Cachirla Común (Anthus correndera chilensis) es una de las seis subespecies del complejo A. correndera. Presenta una amplia distribución en Chile y Argentina, pero a pesar de ser un ave frecuente en su hábitat, el conocimiento de aspectos básicos de su historia natural es precario. En base a información generada en 10 loca...

Bubo magellanicus is a nocturnal raptor with a wide distribution in the southern cone of South America. The diet of B. magellanicus in central Chile was analysed, using the pellet analysis method. Bubo magellanicus was found to consume mainly rodents (44.8%), lagomorphs (22.0%) and birds (23.6%). The most frequent rodents were Abrocoma bennetti (18...