Jon Paul Rodríguez

Jon Paul Rodríguez
Venezuelan Institute for Scientific Research | IVIC · Centro de Ecología

Ph.D.

About

207
Publications
96,120
Reads
How we measure 'reads'
A 'read' is counted each time someone views a publication summary (such as the title, abstract, and list of authors), clicks on a figure, or views or downloads the full-text. Learn more
10,885
Citations
Introduction
Jon Paul Rodríguez Chairs the IUCN Species Survival Commission, is ecology Professor at IVIC, and is a founder and President of Provita, all based in Caracas, Venezuela. He holds a degree in biology from Universidad Central de Venezuela (1991), and a PhD. in ecology and evolutionary biology from Princeton University (1999). His work focuses on understanding patterns in the spatial distribution of threatened species and ecosystems, as well as the underlying causes of these , and the development of policy guidelines for biodiversity conservation. He is author in more than 200 publications, including four editions of the Red Book of the Fauna of Venezuela, the Red Book of the Terrestrial Ecosystems of Venezuela, and peer-reviewed articles in major international scientific journals.

Publications

Publications (207)
Article
Full-text available
Averting human‐induced extinctions will require strong policy commitments that comprehensively address threats to species. A new Global Biodiversity Framework is currently being negotiated by the world’s governments through the Convention on Biological Diversity. Here we explored how the suggested targets in this framework could contribute to reduc...
Book
Full-text available
The Science Panel for the Amazon (SPA) is an unprecedented initiative convened under the auspices of the United Nations Sustainable Development Solutions Network (SDSN). The SPA is composed of over 200 preeminent scientists and researchers from the eight Amazonian countries, French Guiana, and global partners. These experts came together to debate,...
Article
Full-text available
Unsustainable harvesting to supply the demand for pets is the second most significant threat to parrots (Psittacidae). Given that parrot keeping is widespread, in-depth and culturally sensitive research is needed to inform and develop interventions targeted at changing consumer preferences and purchasing behaviours. Parrot keeping is thought to be...
Article
The time is ripe for the global conservation community to initiate a formal evaluation of regulatory approaches for assisted colonization, along with regulatory guidance on its implementation. Ecological and social vetting and risk assessment in potential assisted- colonization projects are already likely to slow the process. Appropriate screening...
Article
Full-text available
Recognizing the imperative to evaluate species recovery and conservation impact, in 2012 the International Union for Conservation of Nature (IUCN) called for development of a "Green List of Species" (now the IUCN Green Status of Species). A draft Green Status framework for assessing species' progress toward recovery, published in 2018, proposed 2 s...
Article
Full-text available
Recognizing the imperative to evaluate species recovery and conservation impact, in 2012 the International Union for Conservation of Nature (IUCN) called for development of a "Green List of Species" (now the IUCN Green Status of Species). A draft Green Status framework for assessing species' progress toward recovery, published in 2018, proposed 2 s...
Article
Full-text available
Recognizing the imperative to evaluate species recovery and conservation impact, in 2012 the International Union for Conservation of Nature (IUCN) called for development of a "Green List of Species" (now the IUCN Green Status of Species). A draft Green Status framework for assessing species' progress toward recovery, published in 2018, proposed 2 s...
Article
Full-text available
Recognizing the imperative to evaluate species recovery and conservation impact, in 2012 the International Union for Conservation of Nature (IUCN) called for development of a “Green List of Species” (now the IUCN Green Status of Species). A draft Green Status framework for assessing species’ progress toward recovery, published in 2018, proposed 2 s...
Article
Full-text available
Recognizing the imperative to evaluate species recovery and conservation impact, in 2012 the International Union for Conservation of Nature (IUCN) called for development of a "Green List of Species" (now the IUCN Green Status of Species). A draft Green Status framework for assessing species' progress toward recovery, published in 2018, proposed 2 s...
Article
Full-text available
The Convention on Biological Diversity’s post-2020 Global Biodiversity Framework will probably include a goal to stabilize and restore the status of species. Its delivery would be facilitated by making the actions required to halt and reverse species loss spatially explicit. Here, we develop a species threat abatement and restoration (STAR) metric...
Article
Full-text available
Adaptation to changes in the delivery of ecosystem services while maintaining resilience of natural systems is one of the main challenges faced by multi-use marine protected areas (MPAs). To overcome this, it is crucial to improve our understanding of interdependencies among resource users and ecosystems. In this study we used networks to model the...
Article
Full-text available
1. To be effective, the next generation of conservation practitioners and managers need to be critical thinkers with a deep understanding of how to make evidence-based decisions and of the value of evidence synthesis. 2. If, as educators, we do not make these priorities a core part of what we teach, we are failing to prepare our students to make an...
Article
Summary Negotiations in advance of the 15th meeting of the Conference of the Parties to the Convention on Biological Diversity (CBD) (1) in October 2021 will set the course of international conservation for the next several decades, providing a critical opportunity to harmonize policy and set priorities for species conservation and climate change a...
Article
Full-text available
The order Psittaciformes is one of the most prevalent groups in the illegal wildlife trade. Efforts to understand this threat have focused on describing the elements of the trade itself: actors, extraction rates, and routes. However, the development of policy-oriented interventions also requires an understanding of how research aims and actions are...
Article
Full-text available
1. To be effective, the next generation of conservation practitioners and managers need to be critical thinkers with a deep understanding of how to make evidence‐based decisions and of the value of evidence synthesis. 2. If, as educators, we do not make these priorities a core part of what we teach, we are failing to prepare our students to make an...
Preprint
Full-text available
Stopping human-induced extinctions will require strong policy commitments that comprehensively address threats to species. In 2021, a new Global Biodiversity Framework will be agreed by the Convention on Biological Diversity. Here we investigate how the suggested targets could contribute to reducing threats to threatened vertebrates, invertebrates,...
Preprint
Full-text available
Information on the status of the pillar coral Dendrogyra cylindrus across its global distribution range is needed to plan and implement effective conservation interventions at both the national and regional level. Knowledge on the species distribution and abundance on the southernmost edge of its range was limited to qualitative data gathered in th...
Article
Full-text available
The perceptions and attitudes of local communities help understand the social drivers of unsustainable wildlife use and the social acceptability of conservation programs. We evaluated the social context influencing illegal harvesting of the threatened yellow-shouldered Amazon (Amazona barbadensis) and the effectiveness of a longstanding conservatio...
Article
Full-text available
During the first few years of life, lemon sharks (Negaprion brevirostris) occupy discrete nursery areas in small numbers (<100). Biotic and abiotic features vary among nursery areas, resulting in young sharks experiencing a range of physical and biological conditions that, in turn, influence life-history characteristics such as growth and mortality...
Article
Full-text available
The global wildlife trade network is a massive system that has been shown to threaten biodiversity, introduce non-native species and pathogens, and cause chronic animal welfare concerns. Despite its scale and impact, comprehensive characterization of the global wildlife trade is hampered by data that are limited in their temporal or taxonomic scope...
Article
Full-text available
The International Union for Conservation of Nature (IUCN) Red List of Threatened Species, a species extinction risk assessment tool, has been guiding conservation efforts for over 5 decades. It is widely assumed to have been instrumental in preventing species from moving closer to extinction and driving recoveries. However, the impact of the IUCN R...
Preprint
Full-text available
The global wildlife trade network is a massive system that has been shown to threaten biodiversity conservation, introduce non-native species and pathogens, and cause chronic animal welfare concerns. Despite its scale and impact, comprehensive characterization of the global wildlife trade is hampered by data that are limited in their temporal or ta...
Book
Full-text available
En esta guía, presentamos información de interés sobre 29 especies de bagres que viven en el caño La Piedra, un afluente del río Payara, el cual es un tributario del Arauca. El propósito de esta guía de campo es facilitar la identificación de las especies de bagres del caño La Piedra, así como también ofrecer información útil para su manejo y conse...
Article
Full-text available
This study analyzed the functional organization of Siluriformes assemblages during one hydrological cycle in the floodplain of the Arauca River, in Venezuela, in relation to species morphologies. The study encompassed the stream La Piedra and the floodplain lake Arenosa. The functional organization of the assemblages was studied through the analysi...
Article
Full-text available
Forests of the Americas and the Caribbean are undergoing rapid change as human populations increase and land use intensifies. We applied the IUCN Red List of Ecosystems (RLE) criteria and simple cost-efficiency analyses to provide the first regional perspective on patterns of relative risk integrated across multiple threats. Based on six indicators...
Article
Full-text available
Systematic conservation planning and Key Biodiversity Areas (KBAs) are the two most widely used approaches for identifying important sites for biodiversity. However, there is limited advice for conservation policy makers and practitioners on when and how they should be combined. Here we provide such guidance, using insights from the recently develo...
Article
Full-text available
Se estudió la dieta de Pterodoras rivasi durante un ciclo hidrológico en un segmento de la planicie de inundación del río Arauca drenado por el caño La Piedra. Los muestreos se realizaron en el cauce del caño, en dos lagunas y en dos esteros. Se analizaron los contenidos estomacales de 32 especímenes y se calcularon los porcentajes de las distintas...
Article
Conservation planning plays an instrumental role in facilitating progress towards biodiversity targets by providing practitioners with the tools required to allocate resources and implement actions. However, the utility of a burgeoning scientific literature to on-the-ground conservation has been questioned. Given such criticisms, and the lack of pr...
Article
Full-text available
Stopping declines in biodiversity is critically important, but it is only a first step toward achieving more ambitious conservation goals. The absence of an objective and practical definition of species recovery that is applicable across taxonomic groups leads to inconsistent targets in recovery plans and frustrates reporting and maximization of co...
Article
Full-text available
The International Union for Conservation of Nature (IUCN) Red List of Ecosystems is a powerful tool for classifying threatened ecosystems, informing ecosystem management, and assessing the risk of ecosystem collapse (that is, the endpoint of ecosystem degradation). These risk assessments require explicit definitions of ecosystem collapse, which are...
Chapter
Full-text available
El sur del Orinoco es una región con gran potencial para ayudar al desarrollo del país, no sólo por la riqueza de recursos que allí se encuentran, sino por la alta capacidad de generación de servicios ambientales de la región. Sin embargo, para poder aprovechar de manera adecuada este potencial, es necesario seguir principios de desarrollo sostenib...
Article
Full-text available
Illegal wildlife trade is one of the major threats to Neotropical psittacids, with nearly 28% of species targeted for the illegal pet trade. We analysed the most comprehensive data set on illegal wildlife trade currently available for Venezuela, from various sources, to provide a quantitative assessment of the magnitude, scope and detectability of...
Article
Full-text available
A controversy at the 2016 IUCN World Conservation Congress on the topic of closing domestic ivory markets (the 007, or so-called James Bond, motion) has given rise to a debate on IUCN's value proposition. A cross-section of authors who are engaged in IUCN but not employed by the organization, and with diverse perspectives and opinions, here argue f...
Article
The Arauca River harbors a considerable fish biodiversity, yet it remains poorly sampled and the knowledge about its fish communities is incomplete. We studied the taxonomic and functional composition and diversity of catfish assemblages in one lotic and one lentic habitat of a segment of this floodplain during one hydrological cycle, from August 2...
Article
The study of co-occurrence patterns has been extensively applied to propose assembly rules for community organization. Recently, a new interest has grown in the effect of gradients on these patterns and to analyze them through new approximations such as co-occurrence networks, through which keystone species can be identified. Neotropical floodplain...
Article
Full-text available
Aim: Stochastic threats such as disease outbreak, pollution events, fire, tsunami and drought can cause rapid species extinction and ecosystem collapse. The ability of a species or ecosystem to persist after a stochastic threat is strongly related to the extent and spatial pattern of its geographical distribution. Consequently, protocols for assess...
Article
The difference conservation can make: integrating knowledge to reduce extinction risk - Volume 51 Issue 1 - Jon Paul Rodríguez
Book
Full-text available
The IUCN Red List of Ecosystems is a global framework for monitoring the status of ecosystems. It is part of the growing toolbox for assessing risks to biodiversity and aims to support conservation, resource use, and management decisions by identifying ecosystems most at risk of biodiversity loss. By targeting a level of biological organisation abo...
Book
Full-text available
The European Red List of Habitats provides an overview of the risk of collapse (degree of endangerment) of marine, terrestrial and freshwater habitats in the European Union (EU28) and adjacent regions (EU28+), based on a consistent set of criteria and categories and detailed data and expertise from involved countries (http://ec.europa.eu/environmen...
Article
Full-text available
Design and testing of a replicable, scalable capacity-building model for species conservation - Volume 50 Issue 4 - Haidy Rojas, Dinora Sánchez, Daniel Lew, José R. Ferrer-Paris, Jon Paul Rodríguez, J. Celsa Señaris, Grisel Velásquez, Douglas Rodríguez-Olarte, Carliz Díaz
Article
Full-text available
Knowledge products comprise assessments of authoritative information supported by standards , governance, quality control, data, tools, and capacity building mechanisms.
Data
Unique visitors per year to knowledge products’ websites. (DOCX)
Data
Calculation of the cost of achieving pre-defined baselines by 2020. All extrapolations were derived through data from the sample compiled in the study and projections provided by each knowledge product team. (DOCX)
Data
Currency conversions and accounting for inflation. Costs were provided in British Pounds (GBP), US Dollars (US$), Euros (EUR), Australian Dollars (AUD), and Swiss Francs (CHF) of the year when the investment took place. We accounted for inflation by calculating the value of the currency in 2014 and then we transformed all currencies to US Dollars (...
Data
Extrapolated one-off costs costs per funding source between 1979 and 2013 for all four knowledge products. Extrapolated one-off costs costs per cost categories between 1979 and 2013 for all four knowledge products. (DOCX)
Data
Summary of data collection for all four knowledge products. The table summarises which costs were collected for each of the four knowledge products and how much of the total number of assesments, available in December 2013, these represent. In cases where 100% of the costs were not collected, the total sum for each knowledge product was increased p...
Article
Full-text available
Although most often considered independently, subsistence hunting, domestic trade, and international trade as components of illegal wildlife use (IWU) may occurs near one another (spatially correlated). Understanding how and where subsistence and commercial uses may co-occur has important implications for the design and implementation of effective...
Article
Full-text available
The protection of the habitats used by juvenile sharks is a management strategy that has recently caught the attention of fishery biologists. In the present study, we evaluated the population of the lemon shark (Negaprion brevirostris) from Los Roques Archipelago in order to identify the nursery area, describe the size composition, and examine the...
Article
Full-text available
The protection of the habitats used by juvenile sharks is a management strategy that has recently caught the attention of fishery biologists. In the present study, we evaluated the population of the lemon shark (Negaprion brevirostris) from Los Roques Archipelago in order to identify the nursery area, describe the size composition, and examine the...