Banded Killifish (Fundulus diaphanus) and Mummichog (Fundulus heteroclitus) distributions in insular Newfoundland waters: implications for a Species at Risk
Newfoundland’s Banded Killifish (Fundulus diaphanus) population is listed as a species of Special Concern under Canada’s Species at Risk Act and Vulnerable under Newfoundland and Labrador’s Endangered Species Act. Mummichog (Fundulus heteroclitus) is a similar looking fish species and is currently u...
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Online Access: | https://www.canadianfieldnaturalist.ca/index.php/cfn/article/view/2373 https://doi.org/10.22621/cfn.v134i4.2373 |
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ftjcfn:oai:canadianfieldnaturalist.ca:article/2373 2023-05-15T17:15:43+02:00 Banded Killifish (Fundulus diaphanus) and Mummichog (Fundulus heteroclitus) distributions in insular Newfoundland waters: implications for a Species at Risk Sargent, Philip S. Dalley, Kate L. Osborne, Derek R. 2021-03-12 application/pdf https://www.canadianfieldnaturalist.ca/index.php/cfn/article/view/2373 https://doi.org/10.22621/cfn.v134i4.2373 eng eng The Ottawa Field-Naturalists' Club https://www.canadianfieldnaturalist.ca/index.php/cfn/article/view/2373/2583 https://www.canadianfieldnaturalist.ca/index.php/cfn/article/view/2373/2587 https://www.canadianfieldnaturalist.ca/index.php/cfn/article/view/2373 doi:10.22621/cfn.v134i4.2373 Copyright (c) 2021 The Canadian Field-Naturalist The Canadian Field-Naturalist; Vol. 134 No. 4 (2020); 307-315 0008-3550 Banded Killifish distribution range Fundulus identification Mummichog Newfoundland range extension species at risk info:eu-repo/semantics/article info:eu-repo/semantics/publishedVersion 2021 ftjcfn https://doi.org/10.22621/cfn.v134i4.2373 2022-01-23T18:29:06Z Newfoundland’s Banded Killifish (Fundulus diaphanus) population is listed as a species of Special Concern under Canada’s Species at Risk Act and Vulnerable under Newfoundland and Labrador’s Endangered Species Act. Mummichog (Fundulus heteroclitus) is a similar looking fish species and is currently under review by Newfoundland and Labrador’s Species Status Advisory Committee. Both species have limited known distributions in Newfoundland waters that overlap. They may occur sympatrically in estuaries and occasionally hybridize; thus, field identifications can be challenging. We found that dorsal fin position and caudal fin depth were the most useful morphological characters for distinguishing Banded Killifish and Mummichog in the field. We used local ecological knowledge, literature review, museum records, and field surveys to update the known distribution ranges and found both species in more locations than previously documented in Newfoundland. Thus, we extend their known ranges. Our results will be critical in future status assessments of these species in Newfoundland. Article in Journal/Newspaper Newfoundland The Canadian Field-Naturalist (E-Journal) The Canadian Field-Naturalist 134 4 307 315 |
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Open Polar |
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The Canadian Field-Naturalist (E-Journal) |
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ftjcfn |
language |
English |
topic |
Banded Killifish distribution range Fundulus identification Mummichog Newfoundland range extension species at risk |
spellingShingle |
Banded Killifish distribution range Fundulus identification Mummichog Newfoundland range extension species at risk Sargent, Philip S. Dalley, Kate L. Osborne, Derek R. Banded Killifish (Fundulus diaphanus) and Mummichog (Fundulus heteroclitus) distributions in insular Newfoundland waters: implications for a Species at Risk |
topic_facet |
Banded Killifish distribution range Fundulus identification Mummichog Newfoundland range extension species at risk |
description |
Newfoundland’s Banded Killifish (Fundulus diaphanus) population is listed as a species of Special Concern under Canada’s Species at Risk Act and Vulnerable under Newfoundland and Labrador’s Endangered Species Act. Mummichog (Fundulus heteroclitus) is a similar looking fish species and is currently under review by Newfoundland and Labrador’s Species Status Advisory Committee. Both species have limited known distributions in Newfoundland waters that overlap. They may occur sympatrically in estuaries and occasionally hybridize; thus, field identifications can be challenging. We found that dorsal fin position and caudal fin depth were the most useful morphological characters for distinguishing Banded Killifish and Mummichog in the field. We used local ecological knowledge, literature review, museum records, and field surveys to update the known distribution ranges and found both species in more locations than previously documented in Newfoundland. Thus, we extend their known ranges. Our results will be critical in future status assessments of these species in Newfoundland. |
format |
Article in Journal/Newspaper |
author |
Sargent, Philip S. Dalley, Kate L. Osborne, Derek R. |
author_facet |
Sargent, Philip S. Dalley, Kate L. Osborne, Derek R. |
author_sort |
Sargent, Philip S. |
title |
Banded Killifish (Fundulus diaphanus) and Mummichog (Fundulus heteroclitus) distributions in insular Newfoundland waters: implications for a Species at Risk |
title_short |
Banded Killifish (Fundulus diaphanus) and Mummichog (Fundulus heteroclitus) distributions in insular Newfoundland waters: implications for a Species at Risk |
title_full |
Banded Killifish (Fundulus diaphanus) and Mummichog (Fundulus heteroclitus) distributions in insular Newfoundland waters: implications for a Species at Risk |
title_fullStr |
Banded Killifish (Fundulus diaphanus) and Mummichog (Fundulus heteroclitus) distributions in insular Newfoundland waters: implications for a Species at Risk |
title_full_unstemmed |
Banded Killifish (Fundulus diaphanus) and Mummichog (Fundulus heteroclitus) distributions in insular Newfoundland waters: implications for a Species at Risk |
title_sort |
banded killifish (fundulus diaphanus) and mummichog (fundulus heteroclitus) distributions in insular newfoundland waters: implications for a species at risk |
publisher |
The Ottawa Field-Naturalists' Club |
publishDate |
2021 |
url |
https://www.canadianfieldnaturalist.ca/index.php/cfn/article/view/2373 https://doi.org/10.22621/cfn.v134i4.2373 |
genre |
Newfoundland |
genre_facet |
Newfoundland |
op_source |
The Canadian Field-Naturalist; Vol. 134 No. 4 (2020); 307-315 0008-3550 |
op_relation |
https://www.canadianfieldnaturalist.ca/index.php/cfn/article/view/2373/2583 https://www.canadianfieldnaturalist.ca/index.php/cfn/article/view/2373/2587 https://www.canadianfieldnaturalist.ca/index.php/cfn/article/view/2373 doi:10.22621/cfn.v134i4.2373 |
op_rights |
Copyright (c) 2021 The Canadian Field-Naturalist |
op_doi |
https://doi.org/10.22621/cfn.v134i4.2373 |
container_title |
The Canadian Field-Naturalist |
container_volume |
134 |
container_issue |
4 |
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307 |
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315 |
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