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Rune Dietz

A field effort to capture critically endangered vaquitas Phocoena sinus for protection from entanglement in illegal gillnets

Publikation: Bidrag til tidsskrift/Konferencebidrag i tidsskrift /Bidrag til avisTidsskriftartikelForskningpeer review

Standard

A field effort to capture critically endangered vaquitas Phocoena sinus for protection from entanglement in illegal gillnets. / Rojas-Bracho, L.; Gulland, F. M. D.; Smith, C. R.; Taylor, B.; Wells, R. S.; Thomas, P. O.; Bauer, B.; Heide-Jorgensen, M. P.; Teilmann, J.; Dietz, R.; Balle, J. D.; Jensen, M.; Sinding, M. H. S.; Jaramillo-Legorreta, A.; Abel, G.; Read, A. J.; Westgate, A. J.; Colegrove, K.; Gomez, F.; Martz, K.; Rebolledo, R.; Ridgway, S.; Rowles, T.; van Elk, C. E.; Boehm, J.; Cardenas-Hinojosa, G.; Constandse, R.; Nieto-Garcia, E.; Phillips, W.; Sabio, D.; Sanchez, R.; Sweeney, J.; Townsend, F.; Vivanco, J.; Vivanco, J. C.; Walker, S.

I: Endangered Species Research, Bind 38, 01.01.2019, s. 11-27.

Publikation: Bidrag til tidsskrift/Konferencebidrag i tidsskrift /Bidrag til avisTidsskriftartikelForskningpeer review

Harvard

Rojas-Bracho, L, Gulland, FMD, Smith, CR, Taylor, B, Wells, RS, Thomas, PO, Bauer, B, Heide-Jorgensen, MP, Teilmann, J, Dietz, R, Balle, JD, Jensen, M, Sinding, MHS, Jaramillo-Legorreta, A, Abel, G, Read, AJ, Westgate, AJ, Colegrove, K, Gomez, F, Martz, K, Rebolledo, R, Ridgway, S, Rowles, T, van Elk, CE, Boehm, J, Cardenas-Hinojosa, G, Constandse, R, Nieto-Garcia, E, Phillips, W, Sabio, D, Sanchez, R, Sweeney, J, Townsend, F, Vivanco, J, Vivanco, JC & Walker, S 2019, 'A field effort to capture critically endangered vaquitas Phocoena sinus for protection from entanglement in illegal gillnets', Endangered Species Research, bind 38, s. 11-27. https://doi.org/10.3354/esr00931

APA

Rojas-Bracho, L., Gulland, F. M. D., Smith, C. R., Taylor, B., Wells, R. S., Thomas, P. O., Bauer, B., Heide-Jorgensen, M. P., Teilmann, J., Dietz, R., Balle, J. D., Jensen, M., Sinding, M. H. S., Jaramillo-Legorreta, A., Abel, G., Read, A. J., Westgate, A. J., Colegrove, K., Gomez, F., ... Walker, S. (2019). A field effort to capture critically endangered vaquitas Phocoena sinus for protection from entanglement in illegal gillnets. Endangered Species Research, 38, 11-27. https://doi.org/10.3354/esr00931

CBE

Rojas-Bracho L, Gulland FMD, Smith CR, Taylor B, Wells RS, Thomas PO, Bauer B, Heide-Jorgensen MP, Teilmann J, Dietz R, Balle JD, Jensen M, Sinding MHS, Jaramillo-Legorreta A, Abel G, Read AJ, Westgate AJ, Colegrove K, Gomez F, Martz K, Rebolledo R, Ridgway S, Rowles T, van Elk CE, Boehm J, Cardenas-Hinojosa G, Constandse R, Nieto-Garcia E, Phillips W, Sabio D, Sanchez R, Sweeney J, Townsend F, Vivanco J, Vivanco JC, Walker S. 2019. A field effort to capture critically endangered vaquitas Phocoena sinus for protection from entanglement in illegal gillnets. Endangered Species Research. 38:11-27. https://doi.org/10.3354/esr00931

MLA

Vancouver

Rojas-Bracho L, Gulland FMD, Smith CR, Taylor B, Wells RS, Thomas PO o.a. A field effort to capture critically endangered vaquitas Phocoena sinus for protection from entanglement in illegal gillnets. Endangered Species Research. 2019 jan 1;38:11-27. https://doi.org/10.3354/esr00931

Author

Rojas-Bracho, L. ; Gulland, F. M. D. ; Smith, C. R. ; Taylor, B. ; Wells, R. S. ; Thomas, P. O. ; Bauer, B. ; Heide-Jorgensen, M. P. ; Teilmann, J. ; Dietz, R. ; Balle, J. D. ; Jensen, M. ; Sinding, M. H. S. ; Jaramillo-Legorreta, A. ; Abel, G. ; Read, A. J. ; Westgate, A. J. ; Colegrove, K. ; Gomez, F. ; Martz, K. ; Rebolledo, R. ; Ridgway, S. ; Rowles, T. ; van Elk, C. E. ; Boehm, J. ; Cardenas-Hinojosa, G. ; Constandse, R. ; Nieto-Garcia, E. ; Phillips, W. ; Sabio, D. ; Sanchez, R. ; Sweeney, J. ; Townsend, F. ; Vivanco, J. ; Vivanco, J. C. ; Walker, S. / A field effort to capture critically endangered vaquitas Phocoena sinus for protection from entanglement in illegal gillnets. I: Endangered Species Research. 2019 ; Bind 38. s. 11-27.

Bibtex

@article{fbdd3fffedae4b96aee8904f2ea20a32,
title = "A field effort to capture critically endangered vaquitas Phocoena sinus for protection from entanglement in illegal gillnets",
abstract = "In 2017 an emergency field effort was undertaken in an attempt to prevent the extinction of the world's most endangered marine mammal, the vaquita Phocoena sinus. The rescue effort involved 90 experts from 9 countries and cost US$ 5 million. Following a long decline due to entanglement in legal gillnet fisheries, the vaquita population had fallen from more than 200 to fewer than 30 individuals from 2008 to 2016, due to entanglement in an illegal gillnet fishery that supplies swim bladders of the endangered totoaba Totoaba macdonaldi to Chinese black markets. An emergency ban of gillnets and increased enforcement failed to slow the decline, triggering an emergency effort to catch vaquitas and place them under protection in captivity. Two animals were targeted and captured using light gill nets; a juvenile was released 4 h later because it appeared stressed, and an adult female died of capture myopathy. The program was suspended because of the risk of additional mortalities to the population. The lack of success in capturing vaquitas for temporary protection emphasizes the need to improve our understanding of the effects of chase, capture, handling and enclosure on cetaceans, and to consider intervention before populations reach critically low levels, when there is sufficient time to use phased, precautionary approaches. Furthermore, conservation approaches focused on single species must be integrated into broader efforts to conserve ecosystems and involve the human communities that depend on them.",
keywords = "Vaquita, Cetacean conservation, Porpoise, Capture myopathy, Ex situ, FINLESS PORPOISE, WILD, CARDIOMYOPATHY, REHABILITATION, CONSERVATION, HEMATOLOGY, CALIFORNIA, VALUES, RETURN, SERUM, Vaquita, Cetacean conervation, porpoise, Capture myopathy",
author = "L. Rojas-Bracho and Gulland, {F. M. D.} and Smith, {C. R.} and B. Taylor and Wells, {R. S.} and Thomas, {P. O.} and B. Bauer and Heide-Jorgensen, {M. P.} and J. Teilmann and R. Dietz and Balle, {J. D.} and M. Jensen and Sinding, {M. H. S.} and A. Jaramillo-Legorreta and G. Abel and Read, {A. J.} and Westgate, {A. J.} and K. Colegrove and F. Gomez and K. Martz and R. Rebolledo and S. Ridgway and T. Rowles and {van Elk}, {C. E.} and J. Boehm and G. Cardenas-Hinojosa and R. Constandse and E. Nieto-Garcia and W. Phillips and D. Sabio and R. Sanchez and J. Sweeney and F. Townsend and J. Vivanco and Vivanco, {J. C.} and S. Walker",
year = "2019",
month = jan,
day = "1",
doi = "10.3354/esr00931",
language = "English",
volume = "38",
pages = "11--27",
journal = "Endangered Species Research",
issn = "1863-5407",
publisher = "Inter-Research",

}

RIS

TY - JOUR

T1 - A field effort to capture critically endangered vaquitas Phocoena sinus for protection from entanglement in illegal gillnets

AU - Rojas-Bracho, L.

AU - Gulland, F. M. D.

AU - Smith, C. R.

AU - Taylor, B.

AU - Wells, R. S.

AU - Thomas, P. O.

AU - Bauer, B.

AU - Heide-Jorgensen, M. P.

AU - Teilmann, J.

AU - Dietz, R.

AU - Balle, J. D.

AU - Jensen, M.

AU - Sinding, M. H. S.

AU - Jaramillo-Legorreta, A.

AU - Abel, G.

AU - Read, A. J.

AU - Westgate, A. J.

AU - Colegrove, K.

AU - Gomez, F.

AU - Martz, K.

AU - Rebolledo, R.

AU - Ridgway, S.

AU - Rowles, T.

AU - van Elk, C. E.

AU - Boehm, J.

AU - Cardenas-Hinojosa, G.

AU - Constandse, R.

AU - Nieto-Garcia, E.

AU - Phillips, W.

AU - Sabio, D.

AU - Sanchez, R.

AU - Sweeney, J.

AU - Townsend, F.

AU - Vivanco, J.

AU - Vivanco, J. C.

AU - Walker, S.

PY - 2019/1/1

Y1 - 2019/1/1

N2 - In 2017 an emergency field effort was undertaken in an attempt to prevent the extinction of the world's most endangered marine mammal, the vaquita Phocoena sinus. The rescue effort involved 90 experts from 9 countries and cost US$ 5 million. Following a long decline due to entanglement in legal gillnet fisheries, the vaquita population had fallen from more than 200 to fewer than 30 individuals from 2008 to 2016, due to entanglement in an illegal gillnet fishery that supplies swim bladders of the endangered totoaba Totoaba macdonaldi to Chinese black markets. An emergency ban of gillnets and increased enforcement failed to slow the decline, triggering an emergency effort to catch vaquitas and place them under protection in captivity. Two animals were targeted and captured using light gill nets; a juvenile was released 4 h later because it appeared stressed, and an adult female died of capture myopathy. The program was suspended because of the risk of additional mortalities to the population. The lack of success in capturing vaquitas for temporary protection emphasizes the need to improve our understanding of the effects of chase, capture, handling and enclosure on cetaceans, and to consider intervention before populations reach critically low levels, when there is sufficient time to use phased, precautionary approaches. Furthermore, conservation approaches focused on single species must be integrated into broader efforts to conserve ecosystems and involve the human communities that depend on them.

AB - In 2017 an emergency field effort was undertaken in an attempt to prevent the extinction of the world's most endangered marine mammal, the vaquita Phocoena sinus. The rescue effort involved 90 experts from 9 countries and cost US$ 5 million. Following a long decline due to entanglement in legal gillnet fisheries, the vaquita population had fallen from more than 200 to fewer than 30 individuals from 2008 to 2016, due to entanglement in an illegal gillnet fishery that supplies swim bladders of the endangered totoaba Totoaba macdonaldi to Chinese black markets. An emergency ban of gillnets and increased enforcement failed to slow the decline, triggering an emergency effort to catch vaquitas and place them under protection in captivity. Two animals were targeted and captured using light gill nets; a juvenile was released 4 h later because it appeared stressed, and an adult female died of capture myopathy. The program was suspended because of the risk of additional mortalities to the population. The lack of success in capturing vaquitas for temporary protection emphasizes the need to improve our understanding of the effects of chase, capture, handling and enclosure on cetaceans, and to consider intervention before populations reach critically low levels, when there is sufficient time to use phased, precautionary approaches. Furthermore, conservation approaches focused on single species must be integrated into broader efforts to conserve ecosystems and involve the human communities that depend on them.

KW - Vaquita

KW - Cetacean conservation

KW - Porpoise

KW - Capture myopathy

KW - Ex situ

KW - FINLESS PORPOISE

KW - WILD

KW - CARDIOMYOPATHY

KW - REHABILITATION

KW - CONSERVATION

KW - HEMATOLOGY

KW - CALIFORNIA

KW - VALUES

KW - RETURN

KW - SERUM

KW - Vaquita

KW - Cetacean conervation

KW - porpoise

KW - Capture myopathy

U2 - 10.3354/esr00931

DO - 10.3354/esr00931

M3 - Journal article

VL - 38

SP - 11

EP - 27

JO - Endangered Species Research

JF - Endangered Species Research

SN - 1863-5407

ER -