Flatfish ID form

A-SHOP Flatfish Species Identification Form
Observer:__________________________

Cruise:______________

Species common name: ___________________________________

Haul #:___________

Fork length:___________

Weight:_____________

Take photo!

Specimen collected? __________________

Right-eyed or Left-eyed?

Permit:_____________

Right

Left

Pelvic fins symmetrical around abdominal ridge? Yes

No

Describe the lateral line, including presence/absence of ADB, length of ADB, and shape of
lateral line over the pectoral fin:_______________________________________________
________________________________________________________________________
_______________________________________________________________________
Can the dorsal eye be seen from the blind side?

Yes

No

Describe the color of the blind side:__________________________________________

Where does the maxilla end relative to the orbit of the lower (ventral) eye?
_____ 1 - forward
_____ 2 - anterior
_____ 3 - below mid-orbit
_____ 4 - posterior
_____ 5 - beyond the orbit
The posterior margin of the preopercle is:

Angled

Rounded

Is the anal spine present?

Yes

No

Gill rakers on first arch:
Eyed side
_____Upper
_____Lower
_____Total

Blind side
_____Upper
_____Lower
_____Total

Draw the characteristics used to identify this fish to species - use checklist:
Mouth - size, shape, position
Preopercle and caudal fin shape
Eyes - size and position
Lateral line shape
ADB size
Distinctive markings or structures (spots, distinctive scales, etc.)

Describe field characteristics used to identify this fish to species: _________________________
__________________________________________________________________________________
__________________________________________________________________________________
__________________________________________________________________________________

At-Sea Hake Observer Program, ver 2016