Gobie Mimétique

Gobie Mimétique
Gobie Mimétique
  • Lieu de prise de vue : Sharm El Sheikh - 1 m (PMT)
  • Date de prise de vue : 24/11/2014
  • Nom du photographe : Michel GRARD
  • Agrandir l'image

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https://doris.ffessm.fr/Forum/Gobie-Mimetique6

Réf : 13274

Michel GRARD

Michel GRARD le 31/12/14

Bonjour,

Même s'il n'est pas éligible sur Doris, sauriez-vous m'aider à donner un nom à ce joli petit GOBIE (3 à 4 cms) particulièrement doué d'un extraordinaire mimétisme. Vous pourrez en juger par la photo "in situ" que je vous mets en complément.

en ces jours qui s'annoncent chargés..., j'ai pris le soin de vous ouvrir les yeux en vous mettant d'abord une photo zoomée..

Merci d'avance de votre concours

Cordialement

Michel
Véronique LAMARE
0

Véronique LAMARE le 31/12/14

Pour différencier d'un coup d'œil un gobie d'une blennie, un critère très efficace est la forme du corps.Le gobie est "rectiligne", son corps est assez rigide; la blennie est "incurvée", ce qui est flagrant sur cette photo.
Quand la photo s'y prête, il y a aussi le nombre de nageoires dorsales : 1 seule chez la blennie, 2 chez le gobie.
0

Michek GRARD le 31/12/14

Merci Philippe pour cette rapide identification ; je vois que tu ne perds pas la forme.

Bon !  je note qu'il y a des différences à faire entre les Gobbies et les blennies, et que j'ai encore des progrès à faire...

Pour la couleur sang, on la retrouve quand on zoom au maxi, mais pour le bleu turquoise, que neni ! j'ai d'autres photos, mais toutes avec les mêmes couleurs. Prises pourtant réalisées en pleine lumière, sous le soleil. effets de reflet ?, couleurs différentes selon la localisation géographique ? ou ce que je soulignais, le phénomère de mimétisme ?

en tout état de cause, je suis content d'avoir trouvé ma première Blennie (pas évident !) et Merci pour ton concours.

Passes de Bonnes Fêtes

Cdlt

oooO         \|///         Oooo
 (    )         (@ @)         (   )
  )  ( -oOOo- (_) -oOOo-)  ( 
  (_)         Michel          (_)
Philippe BOURJON
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Philippe BOURJON le 31/12/14

Cette blennie a toutes les qualités de Blenniella periophthalmus (signalée de la mer Rouge par FishBase, même si ce n'est pas le cas de Catalog of Fishes) me semble-t-il. Au demeurant éligible sur DORIS, puisque présente notamment à La Réunion. Avec une meilleure photo, les petits traits horizontaux sur les flancs seraient d'un turquoise lumineux, et les marques qui semblent brunes ici seraient rouge sang. Curieuse comme une pie par ailleurs.
Michel GRARD
0

Michel GRARD le 31/12/14

Photo "in situ"
  • Lieu de prise de vue : Sharm El Sheikh - (PMT)
  • Date de prise de vue : 2014-11-24 00:00:00
  • Nom du photographe : Michel GRARD
  • Agrandir l'image
Photo "in situ"

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