Table 1. Average values of genome (GCg) and intron (GCi) base composition, intron lenght (bpi) and metabolic rate temperature-corrected by Boltzmann's factor (MR) in fish genomes.

	D. rerio	O. latipes	G. aculeatus	T. rubripes	T. nigroviridis
GCg (%)	37.36	40.10	44.12	45.50	45.90
GCi (%)	36.50	39.60	42.90	44.10	47.20
bpi	17992.57	3109.9	5056.68	5366.9	3011.24