Zoom of the area of study for the two dates, 12 February 2004 and 25 February 2004. The squids first appeared in Ancud - marked by the red pin. The sea surface values for the area marked by the number one sky-blue pin are as follows: 12.71 ºC on 12 February; 15.29 ºC on 25 February. The sea surface values for the area marked by the number two dark-blue pin are as follows: 11.65 ºC on 12 February; 12.67 ºC on 25 February.