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Published on: July 20, 2017
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Rescue method for a stranded giant manta ray (Mobula birostris).
Henrique Chupil1, Andrielli Maryan Medeiros1,2, Alisson Peter Brito Dopona1,3
1Instituto de Pesquisas Cananéia, Cananéia, Brazil.
Journal of Fish Biology
|October 9, 2023
Summary
A new rescue technique was developed for stranded giant manta rays. This method, adapted from whale rescue protocols, helps safely return large mobulid rays to the sea.
Area of Science:
- Marine Biology
- Conservation Science
- Animal Rescue
Background:
- Giant manta rays (Mobulidae) are large, vulnerable marine animals.
- Strandings of large mobulids pose significant rescue challenges due to their size and body shape.
Purpose of the Study:
- To describe a novel technique for rescuing stranded giant manta rays.
- To adapt existing cetacean rescue methods for mobulid rays.
- To provide guidance for future large mobulid rescue operations.
Main Methods:
- An opportunistic rescue of a 6-meter giant manta ray was conducted.
- A technique adapted from stranded cetacean protocols was modified for mobulid anatomy.
- The method focused on minimizing damage during the return to deeper water.
Main Results:
- A successful rescue of a stranded giant manta ray was achieved using the adapted technique.
- The modified technique proved suitable for the dorso-ventrally compressed shape of mobulid rays.
- The rescue operation highlighted the potential effectiveness of this new approach.
Conclusions:
- The described technique offers a viable method for rescuing stranded large-bodied mobulid rays.
- Adaptation of protocols from other marine mammal rescues can be beneficial.
- Further refinement and application of this method can aid in mobulid conservation efforts.
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