Аннотация:We present the results of our study of HI content in cluster galaxies and blue compact galaxies. To estimate this parameter, we used the new method of estimating HI deficiency in spiral galaxies, which is based on the relation between the total HI mass and specific angular momentum of the disk for isolated galaxies. This relation was obtained for isolated galaxies from the AMIGA catalogue and for nearby isolated galaxies from the Karachentsev et al. (2004) catalogue.