Eutéléostéens I Flashcards

1
Q

Protacantoptérygiens?

A

argentiniformes (profondeurs océaniques)
salmoniformes (diadromes)
esociformes (prédateurs d’eau douce)

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2
Q

caractéristiques des protacantoptérygiens?

A
  • pas d’épines, nageoire adipeuse
  • pelviennes en position abdo
  • cycloïdes
  • physostomes
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3
Q

physostomes=?

A

vessie nat. relié au sys. digé.

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4
Q

plasticité phénotypique des protacantoptérygiens?

A
  • taille, forme, pigmentation

- induit par milieu (benthique vs limnique, lacustre vs rivière) et régime alimentaire

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5
Q

dimorphisme sexuel chez saumons

A

mâle: bec (=combat), taille dents, bosse, épaississement de la peau, coloration

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6
Q

sténoptérygiens?

A

poissons dragons, haches d’argents, prédateurs, photophores parfois

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7
Q

DSL=?

A

deep scaterring layer

  • causé par réflexion ondes sonar sur vessie natatoire des poissons
  • migratoire et non-migratoire
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8
Q

lampridiomorphes?

A

régalec, possion-ruban

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9
Q

paracanthoptérygiens?

A

percopsiformes, ophidiiformes, batrachoidiformes, gadiformes, lophiiformes

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10
Q

paracanthoptérygiens-percopsiformes?

A

truite-perches, perche pirate

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11
Q

paracanthoptérygiens-ophidiiformes?

A

abadèches, aurins, brotules donzelles

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12
Q

paracanthoptérygiens-batrachoidiformes?

A

poisson crapaud

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13
Q

paracanthoptérygiens-gadiformes?

A

morue, aiglefins

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14
Q

paracanthoptérygiens- lophiiformes?

A

baudroie, crapauds de mer

esca (canne a peche)

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