Discovery reports (1959) Discovery reports discoveryreports29inst Year: 1959 2802 2803 2804 2805 2806 -1 1 I L I500 B Fig. II. The vertical distribution of S. decipiens in 0° (A) and 90° E (B). This rather striking segregation of the species of Sagitta is of considerable interest, for although mixing does take place, there is no doubt that each species is concentrated in a particular area to the relative exclusion of the others, and it must be presumed that minor differences in the physical characteristics of these water masses are responsible for the segregation of the species, for refer
Discovery reports (1959) Discovery reports discoveryreports29inst Year: 1959 2802 2803 2804 2805 2806 -1 1 I L I500 B Fig. II. The vertical distribution of S. decipiens in 0° (A) and 90° E (B). This rather striking segregation of the species of Sagitta is of considerable interest, for although mixing does take place, there is no doubt that each species is concentrated in a particular area to the relative exclusion of the others, and it must be presumed that minor differences in the physical characteristics of these water masses are responsible for the segregation of the species, for reference to the temperature/salinity diagrams shows that most of the species can tolerate a greater range than that in which they are most abundant. This segregation must have been of considerable importance in
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