11.5 Echinoderm Threats
The trawl fishery is considered one of the major factors disturbing the seabed
(Kaiser et al. 2006). Otter trawls collect and kill huge amounts of non-target
species, physically disturb the seabed, and alter the structure of benthic
Fig. 11.6 a Triterpene glycosides from Hemioedema spectabilis. b Glucosylceramides from sea
stars of the Patagonian coast of Argentina
11 Echinoderms from Argentina
387
The trawl fishery is considered one of the major factors disturbing the seabed
(Kaiser et al. 2006). Otter trawls collect and kill huge amounts of non-target
species, physically disturb the seabed, and alter the structure of benthic
Fig. 11.6 a Triterpene glycosides from Hemioedema spectabilis. b Glucosylceramides from sea
stars of the Patagonian coast of Argentina
11 Echinoderms from Argentina
387