John Nevill
10.2K posts

John Nevill
@Seychellesharks
Environment professional with a special research interest in the sharks of Seychelles and related fisheries.
Seychelles Se unió Haziran 2014
111 Siguiendo1.1K Seguidores

Spangled emperors (Lethrinus nebulosus) - "kaptenn rouz" - English River market (06/02/26). SeyCCAT-funded project: Establishing a baseline for, and the species composition of, the Lethrinid fishery. #SeyCCAT #lethrinusnebulosus

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Another busy morning. 22 sharks measured and weighed. SOSF-funded project: Monitoring the effectiveness of new shark protection laws in Seychelles. #saveourseasfoundation #ArtisanalFisheries #galeocerdocuvier

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Two striking, richly-coloured specimens of the longface emperor (Lethrinus olivaceus) - "bek long" - English River (14/02/26). SeyCCAT funded project: Establishing a baseline for the Lethrinid fishery. #SeyCCAT #lethrinusolivaceus

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Lethrinid trap catch, Roche Caiman (07/02/26). The Lethrinids are sorted and weighed to generate catch per trap day by family and species. SeyCCAT funded project: Establishing a baseline for the Lethrinid fishery. #SeyCCAT #trapcatch

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Smalltooth emperor (Lethrinus microdon) and Blue-lined large-eyebream (Gymnocranius grandoculis), English River (07/02/26). SeyCCAT funded project: Establishing a baseline for the Lethrinid fishery. #SeyCCAT #lethrinusmicrodon #gymnocraniusgrandoculis

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Carcharhinus limbatus are aggregating for breeding around the islands now. This specimen weighed in at 109.5 kg. Northeast Mahe (18/02/26). SOSF-funded project: Monitoring the effectiveness of new shark protection laws in Seychelles. #saveourseasfoundation #ArtisanalFisheries

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Sky emperors (Lethrinus mahsena) - "madanm beri" - classified as endangered by IUCN, are a core component of the SeyCCAT funded project: Establishing a baseline for the Lethrinid fishery. #SeyCCAT #trapcatch #lethrinusmahsena

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This male lemon shark (Negaprion acutidens) was not quite fully mature at 220cm TL and had the remains of a ray in its stomach, North Mahe (08/04/26). SOSF-funded project: Monitoring the effectiveness of new shark protection laws in Seychelles. #saveourseasfoundation


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The 15th species of lethrinid recorded in the catch by the project to date is the Thumbprint emperor (Lethrinus harak) - "anba lasann" - Roche Caiman (21/03/26). SeyCCAT funded project: Establishing a baseline for the Lethrinid fishery. #SeyCCAT #trapcatch #lethrinusharak

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This mature male lemon shark (Negaprion acutidens) - "kabo roz" - measured 277 cm TL, North Mahe (14/03/26). SOSF-funded project: Monitoring the effectiveness of new shark protection laws in Seychelles. #saveourseasfoundation #ArtisanalFisheries #negaprionacutidens

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The 14th species of lethrinid recorded by the project to date is the Yellowlip emperor (Lethrinus xanthochilus) - "barwa" - English River market (14/02/26). SeyCCAT funded project: Establishing a baseline for the Lethrinid fishery. #SeyCCAT #trapcatch #lethrinusxanthochilus

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5 weeks & 75 traps assessed for Lethrinids have shown 9 species with catch dominated by Sky emperor - "madanm beri" - follow to see how this changes through the year.
SeyCCAT funded project: Establishing a baseline for the Lethrinid fishery. #SeyCCAT #trapcatch #lethrinusmahsena

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A fine specimen of the blue-lined large-eye bream (Gymnocranius grandoculis) -"kaptenn blan" - English River market (06/02/26). SeyCCAT-funded project #SeyCCAT

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