Data on whale distribution and abundance in the polar oceans is rather sparse, as implementing the standard surveying method, line-transect surveys, is challenging and costly....
The Alaska Department of Fish and Game conducted bottom trawl surveys for crabs and groundfishes in Cook Inlet and Prince William Sound from 1989 to 2018. The trawl surveys superseded earlier pot surv
Data collected using ferries as platform of observation for monitoring cetacean populations in the Strait of Gibraltar, within the Fixed Line Transect Mediterranean monitoring...
Table shows: the number of surveys in which species was observed, the number of recording sites in which species was observed, the number of detections by a recorder, the number of detections by a hum
