Lake Tanganyika tilapia (Astatotilapia burtoni)

Containing taxa: Animalia » Chordata » Osteichthyes » Actinopterygii » Neopterygii » Teleostei » Euteleostei » Neoteleostei » Acanthomorpha » Acanthopterygii » Percomorpha » Carangimorpharia » Ovalentariae » Cichlidae

Photoreceptors:
Receptor Opsin λmax Filter λmax Filter λ50% Recep. λmax
Double cone LWS562nm  562nm
Double cone MWS523nm  523nm
Rod500nm  500nm
SWS2 cone455nm  456nm


Opponent processes:
Description (+) Terminus (-) Terminus Mode
Luminance (photopic)
Double cone LWS
Double cone MWS
  Photopic
Luminance (scotopic)
Rod   Scotopic
Amber-Teal (double cones)
591nm - 547nm - 501nm
 
Double cone LWS Double cone MWS Photopic
Green-Blue
546nm - 499nm - 452nm
 
Double cone LWS
Double cone MWS
SWS2 cone Photopic

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Notes and References:

Fernald, R. D. & Liebman, P. A. Visual receptor pigments in the african cichlid fish, Haplochromis burtoni (1980) Vision Research, 20(10), 857-864, ISSN 0042-6989, doi:10.1016/0042-6989(80)90066-8

Warrant E.J., Nilsson D.-E. (1998) Absorption of White Light in Photoreceptors. Vision Res., Vol. 38, No. 2, pp. 195-207. PII: S0042-6989(97)00151-X

Stavenga D., Smits R.P., Hoenders B.J. (1993) Simple Exponential Functions Describing the Absorbance Bands of Visual Pigment Spectra. Vision Res. 33(8) pp. 1011-1017. doi:10.1016/0042-6989(93)90237-Q



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