Bivalvia | 
Pectinida | 
Pectinidae
			
			
			
				Environment: milieu / climate zone / djupintervall / distribution range				
				
					Ekologi				
				
			
			
				;  djupintervall 5 - 170 m (Ref. 114137).  Subtropical, preferred 17°C (Ref. 107945); 35°S -   47°S, 46°W -   176°W			
			
			
				
			
			
			
				Southwest Pacific:  Endemic to New Zealand, from Kawau Island down to Stewart Island and east to Chatham Island.
			
			
			
			
			
				Length at first maturity / Size / Weight / Age
			
			
				Könsmognad: Lm 6.0, range 5 -  5.9 cm Max length : 14.0 cm ShL hane/ej könsbestämd; (Ref. )			
			
			
						
			
			
			
			
				
					Minimum depth range from Ref. 114139. Found in soft sediments.  Juveniles are preyed upon by sea stars, gastropods, octopus, snapper, and large rays (Ref. 1244).  Feeds on phytoplankton (Ref. 114780).				
			
			
			
			
			
				Life cycle and mating behavior				
					Könsmognad | Reproduktion | Lek | Eggs | Fecundity | Larvae				
			
			
				
					Members of the class Bivalvia are mostly gonochoric, some are protandric hermaphrodites.  Life cycle:  Embryos develop into free-swimming trocophore larvae, succeeded by the bivalve veliger, resembling a miniature clam.				
			
			
			
			
			
				SAUP Database 2006 SAUP Database. www.seaaroundus.org. (Ref. 356)
			
			
			
			
			
			
			
					
						IUCN Red List Status    
						 (Ref. 130435: Version 2025-1)
					
					
					
				
			
			
			
			
				CITES status   (Ref. 108899)
			
			
				
					Not Evaluated				
			
			
			
			
			
			
				
					Not Evaluated				
			
			
			
			
			
				Threat to humans  
			
			
				
									
			
			
			
			
			
			
			
			
				Human uses  
			
			
				Fiskeri: kommersiell			
			
			
				FAO - fiskeri: landings | FishSource | Sea Around Us			
			
			
			
			
			
Verktyg
			
			
			
			
				
					Ytterligare information				
				
					 Population dynamicsTillväxtMax. ages / sizesLength-weight rel.Length-length rel.Length-frequenciesMass conversionAbundans   PhysiologySyreförbrukning
  Human RelatedStamps, coins, misc.
  
			 
			
			
			
				Internet-källor
			
			
			
			
			
				Estimates based on models
			
			
			
									
						Preferred temperature  					
				 (Ref. 
115969): 8.4 - 15.9, mean 13.1 (based on 64 cells).			
 
			
			
			
							
					Resiliens  				
				
				
					Hög, lägsta populationsfördubblingstid mindre än 15 månader (K=0.58).				
			
			
							
					 Prior r = 0.51, 95% CL = 0.34 - 0.76, Based on 5 data-limited stock assessments.				
						
							
				
					
						Fishing Vulnerability  					
					
					
						Low vulnerability (22 of 100).					
				
						
							
					
						Climate Vulnerability  					
					
					High vulnerability (64 of 100).				
						
			
			
			
				Nutrients  :  Calcium = 149 [71, 228]  mg/100g; Iron = 8.53 [1.95, 15.11]  mg/100g; Protein = 9.88 [8.64, 11.12] %; Omega3 = 0.313 [0.202, 0.423]  g/100g; Selenium = 61 [50, 72]  μg/100g; VitaminA = 0 μg/100g; Zinc = 2.04 [0.56, 3.51]  mg/100g (wet weight); based on 
nutrient studies.