<i>Cerambyx cerdo</i> and <i>Cerambyx welensii</i> Oak-Living Sympatric Populations Exhibit Species-Specific Responses to Face Ecological Factors in the Wild

Oak open woodlands (<i>dehesas</i>) have outstanding socioeconomic and ecological values, sustain traditional agro-silvo-pastoral uses, provide high-value ecosystem services, and constitute key biodiversity hotspots. <i>Cerambyx cerdo</i> and <i>Cerambyx welensii</i&...

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Main Authors: Luis M. Torres-Vila, F. Javier Mendiola-Díaz, Tara Canelo
Format: Article
Language:English
Published: MDPI AG 2023-04-01
Series:Diversity
Subjects:
Online Access:https://www.mdpi.com/1424-2818/15/4/545
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author Luis M. Torres-Vila
F. Javier Mendiola-Díaz
Tara Canelo
author_facet Luis M. Torres-Vila
F. Javier Mendiola-Díaz
Tara Canelo
author_sort Luis M. Torres-Vila
collection DOAJ
description Oak open woodlands (<i>dehesas</i>) have outstanding socioeconomic and ecological values, sustain traditional agro-silvo-pastoral uses, provide high-value ecosystem services, and constitute key biodiversity hotspots. <i>Cerambyx cerdo</i> and <i>Cerambyx welensii</i> are two large, oak-living, wood-boring, sympatric longhorn beetles (Coleoptera: Cerambycidae) that may reach pest status in SW Spain, contributing to oak decline. Understanding species-specific habitat requirements determining occupancy–abundance patterns is needed to develop management or control strategies. We conducted a large-scale, four-year study using 1650 feeding traps to ascertain longhorn abundance and species-specific habitat suitability in relation to 18 ecological variables, 9 biotic (oak species, forest mass, trunk diameter, tree density, basal area, forest cover, shrub cover, ground cover, oak renewal), and 9 abiotic (bedrock outcrops, altitude, ground slope, aspect, mean temperature: annual/July/January, annual precipitation, insolation). Results showed that longhorn abundance was sensitive to most ecological variables and to many interactions between them. Interestingly, interactions between ecological variables and longhorn species were widespread, signifying that responses were species-specific and therefore predictive Generalized Linear Mixed Models (GLMMs) were different between species. Our research contributes to the understanding of the ecological factors that shape longhorn species-specific occupancy–abundance patterns, delves into their sympatric relationship, and contributes toward improving sustainable forest practices that will mitigate longhorn impact in oak open forests.
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spelling doaj.art-fed7fa3a921e4acfa297f4fe32d5f0622023-11-17T18:57:09ZengMDPI AGDiversity1424-28182023-04-0115454510.3390/d15040545<i>Cerambyx cerdo</i> and <i>Cerambyx welensii</i> Oak-Living Sympatric Populations Exhibit Species-Specific Responses to Face Ecological Factors in the WildLuis M. Torres-Vila0F. Javier Mendiola-Díaz1Tara Canelo2Servicio de Sanidad Vegetal, Consejería de Agricultura DRPyT, Junta de Extremadura, Avda. Luis Ramallo s/n, 06800 Mérida, Badajoz, SpainServicio de Sanidad Vegetal, Consejería de Agricultura DRPyT, Junta de Extremadura, Avda. Luis Ramallo s/n, 06800 Mérida, Badajoz, SpainDepartamento de Ingeniería del Medio Agronómico y Forestal, Grupo de Investigación Forestal—INDEHESA, Universidad de Extremadura, Avda. Virgen del Puerto 2, 10600 Plasencia, Cáceres, SpainOak open woodlands (<i>dehesas</i>) have outstanding socioeconomic and ecological values, sustain traditional agro-silvo-pastoral uses, provide high-value ecosystem services, and constitute key biodiversity hotspots. <i>Cerambyx cerdo</i> and <i>Cerambyx welensii</i> are two large, oak-living, wood-boring, sympatric longhorn beetles (Coleoptera: Cerambycidae) that may reach pest status in SW Spain, contributing to oak decline. Understanding species-specific habitat requirements determining occupancy–abundance patterns is needed to develop management or control strategies. We conducted a large-scale, four-year study using 1650 feeding traps to ascertain longhorn abundance and species-specific habitat suitability in relation to 18 ecological variables, 9 biotic (oak species, forest mass, trunk diameter, tree density, basal area, forest cover, shrub cover, ground cover, oak renewal), and 9 abiotic (bedrock outcrops, altitude, ground slope, aspect, mean temperature: annual/July/January, annual precipitation, insolation). Results showed that longhorn abundance was sensitive to most ecological variables and to many interactions between them. Interestingly, interactions between ecological variables and longhorn species were widespread, signifying that responses were species-specific and therefore predictive Generalized Linear Mixed Models (GLMMs) were different between species. Our research contributes to the understanding of the ecological factors that shape longhorn species-specific occupancy–abundance patterns, delves into their sympatric relationship, and contributes toward improving sustainable forest practices that will mitigate longhorn impact in oak open forests.https://www.mdpi.com/1424-2818/15/4/545<i>Cerambyx cerdo</i><i>Cerambyx welensii</i>oak open woodlandsecological variablesspecies-specific responseoccupancy–abundance
spellingShingle Luis M. Torres-Vila
F. Javier Mendiola-Díaz
Tara Canelo
<i>Cerambyx cerdo</i> and <i>Cerambyx welensii</i> Oak-Living Sympatric Populations Exhibit Species-Specific Responses to Face Ecological Factors in the Wild
Diversity
<i>Cerambyx cerdo</i>
<i>Cerambyx welensii</i>
oak open woodlands
ecological variables
species-specific response
occupancy–abundance
title <i>Cerambyx cerdo</i> and <i>Cerambyx welensii</i> Oak-Living Sympatric Populations Exhibit Species-Specific Responses to Face Ecological Factors in the Wild
title_full <i>Cerambyx cerdo</i> and <i>Cerambyx welensii</i> Oak-Living Sympatric Populations Exhibit Species-Specific Responses to Face Ecological Factors in the Wild
title_fullStr <i>Cerambyx cerdo</i> and <i>Cerambyx welensii</i> Oak-Living Sympatric Populations Exhibit Species-Specific Responses to Face Ecological Factors in the Wild
title_full_unstemmed <i>Cerambyx cerdo</i> and <i>Cerambyx welensii</i> Oak-Living Sympatric Populations Exhibit Species-Specific Responses to Face Ecological Factors in the Wild
title_short <i>Cerambyx cerdo</i> and <i>Cerambyx welensii</i> Oak-Living Sympatric Populations Exhibit Species-Specific Responses to Face Ecological Factors in the Wild
title_sort i cerambyx cerdo i and i cerambyx welensii i oak living sympatric populations exhibit species specific responses to face ecological factors in the wild
topic <i>Cerambyx cerdo</i>
<i>Cerambyx welensii</i>
oak open woodlands
ecological variables
species-specific response
occupancy–abundance
url https://www.mdpi.com/1424-2818/15/4/545
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