@article{fdi:010069290, title = {{U}nexpectedly high bacteriochlorophyll a concentrations in neotropical tank bromeliads}, author = {{L}ehours, {A}. {C}. and {L}e {J}eune, {A}. {H}. and {A}guer, {J}. {P}. and {C}ereghino, {R}. and {C}orbara, {B}. and {K}eraval, {B}. and {L}eroy, {C}{\'e}line and {P}erriere, {F}. and {J}eanthon, {C}. and {C}arrias, {J}. {F}.}, editor = {}, language = {{ENG}}, abstract = {{T}he contribution of bacteriochlorophyll a ({BC}hl a) to photosynthetically driven electron transport is generally low in aquatic and terrestrial systems. {H}ere, we provide evidence that anoxygenic bacterial phototrophy is widespread and substantial in water retained by tank bromeliads of a primary rainforest in {F}rench {G}uiana. {A}n analysis of the water extracted from 104 randomly selected tank bromeliads using infrared fluorimetry suggested the overall presence of abundant anoxygenic phototrophic bacterial populations. {W}e found that purple bacteria dominated these populations responsible for unusually high {BC}hl a/chlorophyll a ratios (>50%). {O}ur data suggest that {BC}hl a-based phototrophy in tank bromeliads can have significant effects on the ecology of tank-bromeliad ecosystems and on the carbon and energy fluxes in {N}eotropical forests.}, keywords = {{GUYANE} {FRANCAISE}}, booktitle = {}, journal = {{E}nvironmental {M}icrobiology {R}eports}, volume = {8}, numero = {5}, pages = {689--698}, ISSN = {1758-2229}, year = {2016}, DOI = {10.1111/1758-2229.12426}, URL = {https://www.documentation.ird.fr/hor/fdi:010069290}, }