@article{fdi:40468, title = {{D}iel cycles in {H}oplosternum littorale ({T}eleostei) : entrainment of feeding activity by low intensity colored light}, author = {{B}oujard, {T}. and {M}oreau, {Y}ann and {L}uquet, {P}ierre}, editor = {}, language = {{ENG}}, abstract = {{L}ow intensity colored light is very often used to observe or manipulate fish during the scotophase. {A}ccording to data on fish vision, most species can perceive these wavelengths of light since their cone pigments have maximum absorption peaks around 455, 530 and 625 nm. {T}o test whether #{H}oplosternum littorale$ can detect low intensity red or blue light, we attempted to entrain feeding activity, known to be nocturnal and synchronized by the circadian light/dark alternation, to such light. {F}eeding activity was entrained with either red or blue light, indicating that these fish can perceive these lights. {I}n all cases, the fish fed during the darker phase of the light cycle. ({R}{\'e}sum{\'e} d'auteur)}, keywords = {{POISSON} {D}'{EAU} {DOUCE} ; {ETHOLOGIE} ; {NUTRITION} {ANIMALE} ; {EXPERIMENTATION} ; {RYTHME} {BIOLOGIQUE} ; {VARIATION} {TEMPORELLE} ; {INTENSITE} {LUMINEUSE} ; {RELATION} {ESPECE} {ENVIRONNEMENT}}, booktitle = {}, journal = {{E}nvironmental {B}iology of {F}ishes}, volume = {35}, numero = {}, pages = {301--309}, ISSN = {0378-1909}, year = {1992}, DOI = {10.1007/{BF}00001897}, URL = {https://www.documentation.ird.fr/hor/fdi:40468}, }