分类 / Names  				 
				俗名 | 同种异名 | Catalog of Fishes(属, 种) | ITIS | CoL | WoRMS | Cloffa				
			
				
				Teleostei > 
Siluriformes (Catfishes) > 
Callichthyidae (Callichthyid armored catfishes) > Callichthyinae						
							
							Etymology: Dianema: Greek, di = two + Greek, nema = filament (Ref. 45335).
More on author: Cope.						
					Issue   
See Reis (1997) for phylogeny.
			
			
				
					Environment: milieu / climate zone / 深度上下限 / distribution range					
						生态学					
				
				
				
					; 淡水 居于水底的; pH range: 5.5 - 7.5; dH range: 2 - 20. 熱帶; 22°C - 26°C (Ref. 1672)				
				 
			
			
			
				
				
				
					South America:  Amazon River basin.
南美洲:  亞馬遜河流域。
				
				
			
			
				
					大小 / 重量 / 年龄
				
				
				
					成熟度: Lm ?  range ? - ? cm
 Max length : 9.8 cm SL 雄鱼/尚未辨别雌雄; (Ref. 125975); 最大体重: 25.80 g (Ref. 125975)				
				 
			
			
			
			
			
			
			
			
				Obligate air-breathing (Ref. 126274)
			
			 
			
			
			
				
					Life cycle and mating behavior					
					成熟度 | 繁殖 | 产卵场 | 卵 | 孕卵数 | 仔鱼				
				
				
				
				Builds a bubble nest (Ref. 1672).南美洲:  亞馬遜河流域。
				
				 
			
			 
				
				
				
					Reis, R.E., 2003. Callichthyidae (Armored catfishes). p. 291-309. In R.E. Reis, S.O. Kullander and C.J. Ferraris, Jr. (eds.) Checklist of the Freshwater Fishes of South and Central America. Porto Alegre: EDIPUCRS, Brasil. (Ref. 37395)
				
				 
			
			
			
							
					
						世界自然保护联盟红皮书   (Ref. 130435: Version 2025-1)
					
					
				 
					
			
			
			
			
			
			
			
			
			
			
			
				
					人类利用  				
				
				
					渔业: 没有兴趣; 水族馆: 商业性				
				
				
			
			
						
			
			
			
				
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					Estimates based on models				
				
				
				
				
				
					
					Phylogenetic diversity index  (参考文献 
82804):  PD
50 = 0.7500   [Uniqueness, from 0.5 = low to 2.0 = high].					
													Bayesian length-weight: a=0.02399 (0.01213 - 0.04742), b=2.99 (2.81 - 3.17), in cm total length, based on LWR estimates for this species & (Sub)family-body  (Ref. 
93245).
					
					营养阶层  (参考文献 
69278):  2.9   ±0.3 se; based on size and trophs of closest relatives					
											
				
				
										
						回复力  (参考文献 
120179):  高度, 族群倍增时间少于 15个月 (Preliminary K or Fecundity.).					
											
				
									
					Fishing Vulnerability  (Ref. 
59153):  Low vulnerability (10 of 100). 
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