KnowraByssusLinked fromLinked fromThe 8 pages that link to Byssus, each with the reason it gives.All 8Broader topic 2Related 4Compared with 2BivalviaRelated: Mussels use byssal threads to anchor themselves without cementing the shell in place.Rocky shoreRelated: Mussels use byssal threads to resist dislodgement from wave-washed rock.Zebra musselBroader topic: Zebra mussels use byssal threads to cling to boats, pipes, rocks, and native shellfish.BivalveRelated: Mussels use these threads to anchor themselves in moving water.HoldfastCompared with: It anchors animals with threads, unlike the often solid or branched holdfast of an alga.MusselBroader topic: Marine mussels use these threads to cling to rocks, pilings, and other hard surfaces.Pecten maximusCompared with: Unlike mussels, adult great scallops generally rest freely rather than fastening themselves with a byssus.PinnidaeRelated: Pen shells use byssal threads to anchor in sediment.