Collected Evidence: Collected Evidence: Replace culling of bats with non-lethal methods of preventing vampire bats from spreading rabies to humans We found no studies that evaluated the effects of replacing culling of bats with non-lethal methods of preventing vampire bats from spreading rabies to humans on vampire bat populations. ‘We found no studies’ means that we have not yet found any studies that have directly evaluated this action during our systematic journal and report searches. Therefore we have been unable to assess whether or not the action is effective or has any harmful impacts. Please get in touch if you know of such a study for this action.Collected Evidencehttps%3A%2F%2Fwww.conservationevidence.com%2Factions%2F1979https%3A%2F%2Fwww.conservationevidence.com%2Factions%2F1979Tue, 04 Dec 2018 18:27:49 +0000Collected Evidence: Collected Evidence: Restrict the collection of bat specimens for research We found no studies that evaluated the effects of restricting the collection of bat specimens for research on bat populations. ‘We found no studies’ means that we have not yet found any studies that have directly evaluated this action during our systematic journal and report searches. Therefore we have been unable to assess whether or not the action is effective or has any harmful impacts. Please get in touch if you know of such a study for this action.Collected Evidencehttps%3A%2F%2Fwww.conservationevidence.com%2Factions%2F1980https%3A%2F%2Fwww.conservationevidence.com%2Factions%2F1980Tue, 04 Dec 2018 18:28:57 +0000Collected Evidence: Collected Evidence: Train arborists and forestry operatives to identify potential bat roosts We found no studies that evaluated the effects of training arborists and forestry operatives to identify potential bat roosts on bat populations. ‘We found no studies’ means that we have not yet found any studies that have directly evaluated this action during our systematic journal and report searches. Therefore we have been unable to assess whether or not the action is effective or has any harmful impacts. Please get in touch if you know of such a study for this action.Collected Evidencehttps%3A%2F%2Fwww.conservationevidence.com%2Factions%2F1981https%3A%2F%2Fwww.conservationevidence.com%2Factions%2F1981Tue, 04 Dec 2018 19:23:07 +0000Collected Evidence: Collected Evidence: Protect roost trees during forest operations We found no studies that evaluated the effects of protecting roost trees during forest operations on bat populations. ‘We found no studies’ means that we have not yet found any studies that have directly evaluated this action during our systematic journal and report searches. Therefore we have been unable to assess whether or not the action is effective or has any harmful impacts. Please get in touch if you know of such a study for this action.Collected Evidencehttps%3A%2F%2Fwww.conservationevidence.com%2Factions%2F1982https%3A%2F%2Fwww.conservationevidence.com%2Factions%2F1982Tue, 04 Dec 2018 19:24:09 +0000Collected Evidence: Collected Evidence: Retain buffers around roost trees in logged areas We found no studies that evaluated the effects of retaining buffers around roost trees in logged areas on bat populations. ‘We found no studies’ means that we have not yet found any studies that have directly evaluated this action during our systematic journal and report searches. Therefore we have been unable to assess whether or not the action is effective or has any harmful impacts. Please get in touch if you know of such a study for this action.Collected Evidencehttps%3A%2F%2Fwww.conservationevidence.com%2Factions%2F1983https%3A%2F%2Fwww.conservationevidence.com%2Factions%2F1983Tue, 04 Dec 2018 19:25:39 +0000Collected Evidence: Collected Evidence: Change timing of forestry operations We found no studies that evaluated the effects of changing the timing of forestry operations on bat populations. ‘We found no studies’ means that we have not yet found any studies that have directly evaluated this action during our systematic journal and report searches. Therefore we have been unable to assess whether or not the action is effective or has any harmful impacts. Please get in touch if you know of such a study for this action.Collected Evidencehttps%3A%2F%2Fwww.conservationevidence.com%2Factions%2F1984https%3A%2F%2Fwww.conservationevidence.com%2Factions%2F1984Tue, 04 Dec 2018 19:26:55 +0000Collected Evidence: Collected Evidence: Retain riparian buffers in logged areas We found no studies that evaluated the effects of retaining riparian buffers in logged areas on bat populations. ‘We found no studies’ means that we have not yet found any studies that have directly evaluated this intervention during our systematic journal and report searches. Therefore we have no evidence to indicate whether or not the intervention has any desirable or harmful effects.Collected Evidencehttps%3A%2F%2Fwww.conservationevidence.com%2Factions%2F1985https%3A%2F%2Fwww.conservationevidence.com%2Factions%2F1985Wed, 05 Dec 2018 10:59:37 +0000Collected Evidence: Collected Evidence: Manage forest and woodland to encourage understorey growth One study evaluated the effects of managing forest and woodland to encourage understorey growth on bat populations. The study was in Germany. COMMUNITY RESPONSE (1 STUDY) Richness/diversity (1 study): One paired sites study in Germany found more bat species and higher bat diversity in a forest managed to encourage understorey growth than in a managed forest without understorey growth. POPULATION RESPONSE (1 STUDY) Abundance (1 study): One paired sites study in Germany found higher overall bat activity (relative abundance) in a forest managed to encourage understorey growth than in a managed forest without understorey growth. BEHAVIOUR (0 STUDIES)Collected Evidencehttps%3A%2F%2Fwww.conservationevidence.com%2Factions%2F1986https%3A%2F%2Fwww.conservationevidence.com%2Factions%2F1986Wed, 05 Dec 2018 11:04:01 +0000Collected Evidence: Collected Evidence: Coppice woodland We found no studies that evaluated the effects of coppicing woodland on bat populations. ‘We found no studies’ means that we have not yet found any studies that have directly evaluated this action during our systematic journal and report searches. Therefore we have been unable to assess whether or not the action is effective or has any harmful impacts. Please get in touch if you know of such a study for this action.Collected Evidencehttps%3A%2F%2Fwww.conservationevidence.com%2Factions%2F1987https%3A%2F%2Fwww.conservationevidence.com%2Factions%2F1987Wed, 05 Dec 2018 11:04:54 +0000Collected Evidence: Collected Evidence: Encourage natural regeneration in former plantations We found no studies that evaluated the effects of encouraging natural regeneration in former plantations on bat populations. ‘We found no studies’ means that we have not yet found any studies that have directly evaluated this action during our systematic journal and report searches. Therefore we have been unable to assess whether or not the action is effective or has any harmful impacts. Please get in touch if you know of such a study for this action.Collected Evidencehttps%3A%2F%2Fwww.conservationevidence.com%2Factions%2F1988https%3A%2F%2Fwww.conservationevidence.com%2Factions%2F1988Wed, 05 Dec 2018 11:06:25 +0000Collected Evidence: Collected Evidence: Strengthen cultural traditions such as sacred groves that prevent timber harvesting We found no studies that evaluated the effects of strengthening cultural traditions such as sacred groves that prevent timber harvesting on bat populations. ‘We found no studies’ means that we have not yet found any studies that have directly evaluated this action during our systematic journal and report searches. Therefore we have been unable to assess whether or not the action is effective or has any harmful impacts. Please get in touch if you know of such a study for this action.Collected Evidencehttps%3A%2F%2Fwww.conservationevidence.com%2Factions%2F1989https%3A%2F%2Fwww.conservationevidence.com%2Factions%2F1989Wed, 05 Dec 2018 11:07:12 +0000Collected Evidence: Collected Evidence: Retain bat access points to caves We found no studies that evaluated the effects of retaining bat access points to caves on bat populations. ‘We found no studies’ means that we have not yet found any studies that have directly evaluated this action during our systematic journal and report searches. Therefore we have been unable to assess whether or not the action is effective or has any harmful impacts. Please get in touch if you know of such a study for this action.Collected Evidencehttps%3A%2F%2Fwww.conservationevidence.com%2Factions%2F1990https%3A%2F%2Fwww.conservationevidence.com%2Factions%2F1990Wed, 05 Dec 2018 11:13:33 +0000Collected Evidence: Collected Evidence: Install fencing around cave entrances to restrict public access Two studies evaluated the effects of installing fencing around cave entrances on bat populations. One study was in the USA and one study was in Spain. COMMUNITY RESPONSE (0 STUDIES) POPULATION RESPONSE (1 STUDY) Abundance (1 study): One replicated, site comparison study in Spain found no difference in the population growth rates of bats roosting in caves with and without fencing or gates installed. BEHAVIOUR (2 STUDIES)   Use (1 study): One replicated, site comparison study in Spain found no difference in the occupancy rates of bats roosting in caves with and without fencing or gates installed. Behaviour change (1 study): One controlled, before-and-after study in the USA found that significantly more southeastern myotis bats and gray myotis bats emerged from a cave after a steel gate was replaced with a fence. Collected Evidencehttps%3A%2F%2Fwww.conservationevidence.com%2Factions%2F1991https%3A%2F%2Fwww.conservationevidence.com%2Factions%2F1991Wed, 05 Dec 2018 12:39:50 +0000Collected Evidence: Collected Evidence: Train tourist guides to minimize disturbance and promote bat conservation We found no studies that evaluated the effects of training tourist guides to minimize disturbance and promote bat conservation on bat populations. ‘We found no studies’ means that we have not yet found any studies that have directly evaluated this action during our systematic journal and report searches. Therefore we have been unable to assess whether or not the action is effective or has any harmful impacts. Please get in touch if you know of such a study for this action.Collected Evidencehttps%3A%2F%2Fwww.conservationevidence.com%2Factions%2F1992https%3A%2F%2Fwww.conservationevidence.com%2Factions%2F1992Wed, 05 Dec 2018 12:47:31 +0000Collected Evidence: Collected Evidence: Minimize alterations to caves for tourism We found no studies that evaluated the effects of minimizing alterations to caves for tourism on bat populations. ‘We found no studies’ means that we have not yet found any studies that have directly evaluated this action during our systematic journal and report searches. Therefore we have been unable to assess whether or not the action is effective or has any harmful impacts. Please get in touch if you know of such a study for this action.Collected Evidencehttps%3A%2F%2Fwww.conservationevidence.com%2Factions%2F1993https%3A%2F%2Fwww.conservationevidence.com%2Factions%2F1993Wed, 05 Dec 2018 12:48:48 +0000Collected Evidence: Collected Evidence: Restrict artificial lighting in caves and around cave entrances One study evaluated the effects of restricting artificial lighting in caves on bat populations. The study was in the USA. COMMUNITY RESPONSE (0 STUDIES) POPULATION RESPONSE (0 STUDIES) BEHAVIOUR (1 STUDY) Behaviour change (1 study): One controlled study in the USA found that using low intensity white lights or red lights in caves resulted in fewer bat flights than with full white lighting, but the number of bat movements was similar between all three light treatments. Collected Evidencehttps%3A%2F%2Fwww.conservationevidence.com%2Factions%2F1994https%3A%2F%2Fwww.conservationevidence.com%2Factions%2F1994Wed, 05 Dec 2018 12:50:27 +0000Collected Evidence: Collected Evidence: Minimize noise levels within caves One study evaluated the effects of minimizing noise levels within caves on bat populations. The study was in the USA. COMMUNITY RESPONSE (0 STUDIES) POPULATION RESPONSE (0 STUDIES) BEHAVIOUR (1 STUDY) Behaviour change (1 study): One controlled study in the USA found that experimental cave tours with groups that did not talk resulted in fewer bat flights than when groups did talk, but talking did not have an effect on the number of bat movements. Collected Evidencehttps%3A%2F%2Fwww.conservationevidence.com%2Factions%2F1995https%3A%2F%2Fwww.conservationevidence.com%2Factions%2F1995Wed, 05 Dec 2018 12:52:09 +0000Collected Evidence: Collected Evidence: Introduce guidelines for sustainable cave development and use We found no studies that evaluated the effects of introducing guidelines for sustainable cave development and use on bat populations. ‘We found no studies’ means that we have not yet found any studies that have directly evaluated this action during our systematic journal and report searches. Therefore we have been unable to assess whether or not the action is effective or has any harmful impacts. Please get in touch if you know of such a study for this action.Collected Evidencehttps%3A%2F%2Fwww.conservationevidence.com%2Factions%2F1996https%3A%2F%2Fwww.conservationevidence.com%2Factions%2F1996Wed, 05 Dec 2018 12:54:19 +0000Collected Evidence: Collected Evidence: Create or maintain small dams to provide foraging and drinking habitat for bats One study evaluated the effects of maintaining small dams as foraging and drinking habitat for bats on bat populations. The study was in Portugal. COMMUNITY RESPONSE (0 STUDIES) POPULATION RESPONSE (1 STUDY) Abundance (1 study): One replicated, site comparison study in Portugal found that reservoirs created using small dams had greater activity (relative abundance) of four bat species than the streams feeding into them. BEHAVIOUR (0 STUDIES)Collected Evidencehttps%3A%2F%2Fwww.conservationevidence.com%2Factions%2F1997https%3A%2F%2Fwww.conservationevidence.com%2Factions%2F1997Wed, 05 Dec 2018 14:43:11 +0000Collected Evidence: Collected Evidence: Relocate bat colonies roosting inside dams One study evaluated the effects of relocating bat colonies inside dams on bat populations. The study was in Argentina. COMMUNITY RESPONSE (0 STUDIES) POPULATION RESPONSE (1 STUDY) Abundance (1 study): One study in Argentina found that almost two-thirds of a large colony of Brazilian free-tailed bats relocated to a different dam compartment five months after being displaced from six compartments where the colony originally roosted. BEHAVIOUR (0 STUDIES)  Collected Evidencehttps%3A%2F%2Fwww.conservationevidence.com%2Factions%2F1998https%3A%2F%2Fwww.conservationevidence.com%2Factions%2F1998Wed, 05 Dec 2018 14:44:59 +0000Collected Evidence: Collected Evidence: Control invasive non-predatory competitors We found no studies that evaluated the effects of controlling invasive non-predatory competitors of bats on bat populations. ‘We found no studies’ means that we have not yet found any studies that have directly evaluated this action during our systematic journal and report searches. Therefore we have been unable to assess whether or not the action is effective or has any harmful impacts. Please get in touch if you know of such a study for this action.Collected Evidencehttps%3A%2F%2Fwww.conservationevidence.com%2Factions%2F1999https%3A%2F%2Fwww.conservationevidence.com%2Factions%2F1999Wed, 05 Dec 2018 15:25:23 +0000Collected Evidence: Collected Evidence: Control harmful invasive bat prey species We found no studies that evaluated the effects of controlling harmful invasive bat prey species on bat populations. ‘We found no studies’ means that we have not yet found any studies that have directly evaluated this action during our systematic journal and report searches. Therefore we have been unable to assess whether or not the action is effective or has any harmful impacts. Please get in touch if you know of such a study for this action.Collected Evidencehttps%3A%2F%2Fwww.conservationevidence.com%2Factions%2F2000https%3A%2F%2Fwww.conservationevidence.com%2Factions%2F2000Wed, 05 Dec 2018 15:26:13 +0000Collected Evidence: Collected Evidence: Exclude domestic and feral cats from bat roosts and roost entrances We found no studies that evaluated the effects of excluding domestic and feral cats from bat roosts and roost entrances on bat populations. ‘We found no studies’ means that we have not yet found any studies that have directly evaluated this action during our systematic journal and report searches. Therefore we have been unable to assess whether or not the action is effective or has any harmful impacts. Please get in touch if you know of such a study for this action.Collected Evidencehttps%3A%2F%2Fwww.conservationevidence.com%2Factions%2F2001https%3A%2F%2Fwww.conservationevidence.com%2Factions%2F2001Wed, 05 Dec 2018 15:27:16 +0000Collected Evidence: Collected Evidence: Keep domestic cats indoors at night We found no studies that evaluated the effects of keeping domestic cats indoors at night on bat populations. ‘We found no studies’ means that we have not yet found any studies that have directly evaluated this action during our systematic journal and report searches. Therefore we have been unable to assess whether or not the action is effective or has any harmful impacts. Please get in touch if you know of such a study for this action.Collected Evidencehttps%3A%2F%2Fwww.conservationevidence.com%2Factions%2F2003https%3A%2F%2Fwww.conservationevidence.com%2Factions%2F2003Wed, 05 Dec 2018 15:28:13 +0000Collected Evidence: Collected Evidence: Use collar-mounted devices on cats to reduce predation of bats We found no studies that evaluated the effects of using collar-mounted devices on cats to reduce predation of bats on bat populations. ‘We found no studies’ means that we have not yet found any studies that have directly evaluated this action during our systematic journal and report searches. Therefore we have been unable to assess whether or not the action is effective or has any harmful impacts. Please get in touch if you know of such a study for this action.Collected Evidencehttps%3A%2F%2Fwww.conservationevidence.com%2Factions%2F2004https%3A%2F%2Fwww.conservationevidence.com%2Factions%2F2004Wed, 05 Dec 2018 15:30:20 +0000
What Works 2021 cover

What Works in Conservation

What Works in Conservation provides expert assessments of the effectiveness of actions, based on summarised evidence, in synopses. Subjects covered so far include amphibians, birds, mammals, forests, peatland and control of freshwater invasive species. More are in progress.

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