Baryancistrus sp. L142 · Big White Spot Pleco
概要
| 字段 | 值 |
|---|---|
| 类别 | 鱼 |
| 学名 | Baryancistrus sp. L142 |
| 别名 | L142、LDA033 |
| 分类 | 鲶形目 Siluriformes › 骨甲鲶科 Loricariidae › Baryancistrus |
| 水体 | 淡水 |
| 原产地 | 巴西 |
| 成体体长 | 25 cm |
| 饲养难度 | 中等 |
| 最小水体 | 243 L |
| 最小缸长 | 120 cm |
| 群居方式 | 独居 |
| 外部数据 | seriouslyfish baryancistrus-sp-l142 |
| 领地性 | 是 |
水质参数
| 参数 | 耐受范围 | 最适范围 | 单位 |
|---|---|---|---|
| 水温 | 27–32 | — | °C |
| pH | 6–7.5 | — | — |
| 总硬度 | 2–12 | — | dGH |
概述
Baryancistrus sp. L142 是带浅色斑点的未定名异型，也以 LDA033 流通。幼鱼较温和，长大后尤其雄鱼会排斥同种；购买时需要按成体空间和领地需求规划。
分布与栖息地
似乎仅分布于巴西帕拉州塔帕若斯河伊泰图巴至皮门塔之间的短河段。栖居较浅、温暖且水流快速的水域。
饲养环境
长期缸底至少约 120 × 45 cm。用不同尺寸的石块、砾石、大圆石、沉木及根系模拟河道，预留独立躲藏处与视线屏障，结实水草可附着在布景上。较强照明能促进附着生物生长。
需要温暖、富氧、有充分水流的清洁水体，偏凉环境不合适。每周换约 40%～70% 的水，避免废物积累。新进口同属鱼可能营养不足或有健康问题，需要隔离适应，初期可能每日多餐。
食性与喂食
近缘异型（Baryancistrus xanthellus）的胃肠分析以藻类为主、含少量无脊椎动物，可作菜单参考，但不是 L142 本身的胃肠记录。缸内保留附着生物供刮食，补充含植物成分的沉底粮、果蔬，配适量红虫等动物饵，虾肉偶尔使用。混合植物和动物原料的凝胶饵也可安排。
习性与混养
幼鱼相对温和，成年雄鱼对同种及被视作领地威胁的鱼会明显攻击。伙伴宜占用其他活动区域，只有很大空间与充分分隔下，才考虑多尾或其他异型混养。
雌雄区分
成熟雄鱼头更宽且略平，胸鳍棘较长。
繁殖
尚无人工繁殖记录。
补充说明
“雪球”商品名也用于多种外形相似的白点或黄点异型，不能代替 L 编号、来源与形态核对；本记录仍以未定名形式保留。
图片
图片来自 SeriouslyFish,版权归各摄影者所有。
English
Overview
Baryancistrus sp. L142, also traded as LDA033, is an undescribed spotted pleco. Juvenile tolerance can give way to strong adult rivalry, especially among males, so plan around mature size and territorial needs.
Distribution & habitat
It appears restricted to a short section of the Tapajós in Pará, Brazil, between Itaituba and Pimenta. Habitat is shallow, warm, and fast-flowing.
Aquarium setup
Provide at least a 120 × 45 cm footprint for long-term care. Use varied rocks, gravel, boulders, wood, and roots to create a river setting with separate retreats and visual barriers. Hardy plants can be attached to the decoration, while brighter light encourages grazing growth.
Maintain warm, well-oxygenated water and substantial movement. Cool conditions are unsuitable. Weekly changes of roughly 40–70% help prevent organic accumulation. Newly imported members of the genus may be undernourished or unwell and require quarantine, acclimation, and sometimes several meals daily during recovery.
Diet & feeding
Gut analysis of Baryancistrus xanthellus found predominantly algae with smaller amounts of invertebrates. This provides comparative guidance rather than direct evidence from L142. Preserve grazing surfaces and supplement with vegetable-containing sinking food, fruit or vegetables, moderate animal foods such as bloodworms, and occasional thawed shrimp meat. Mixed gel foods are another option.
Behaviour & compatibility
Young fish are relatively peaceful. Adult males can become highly intolerant of conspecifics and other perceived territorial threats. Companions using other areas are preferable; keeping several adults or combining catfishes requires a very large aquarium and substantial separation.
Sexual dimorphism
Mature males have broader, slightly flatter heads and longer pectoral-fin spines.
Breeding
Aquarium reproduction has not been reported.
Notes
The sales name snowball is applied to several similar white- or yellow-spotted fishes. Check the L-number, origin, and morphology rather than treating that common label as a species identity.
来源
- https://www.seriouslyfish.com/species/baryancistrus-sp-l142(抓取于 2026-10-10)
baryancistrus-sp-l142 · 文件: data/species/baryancistrus-sp-l142.md · 状态: 草稿