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Gasterosteus aculeatus (Gaacu_l0.jpg)
by Pinder, A.C.

Collaborator's web page

Size (cm):
Locality:	United Kingdom
Sex/Stage:	larvae
Date:
Reference:	Pinder, A.C., 2001 Keys to larval and juvenile stages of coarse fishes from fresh waters in the British Isles.
Source:
Remark:	Stage 1 - free embryos (with yolk sac), with 14 pre-anal myomeres and 16 post-anal myomeres. One large oil globule at anterior of yolk. Permission to use photos given by Dr Roger Sweeting of FBA.

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