| [environmental variables and abundance of eggs of anchoa mitchilli (pisces: engraulidae) in tamiahua lagoon, mexico]. | egg abundance of anchoa mitchilli was studied in laguna de tamiahua, veracruz during three annual cycles (84-85, 85-86 and 86-87). our goal was to detect areas and seasons with high egg abundance and the possible association of such areas and seasons with covariates such as temperature, salinity, transparency, depth, location, season and year. the association was tested statistically using a generalized linear model (glm) with gamma type error. the results suggest that not all the covariates con ... | 2003 | 15162740 |